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Lennox International

lii · NYSE Industrials
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Ticker lii
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Sector Industrials
Industry Construction
Employees 10,000+
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FY2006 Annual Report · Lennox International
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Corporate Information

Corporate Headquarters
Lennox International Inc.
2140 Lake Park Blvd. 
Richardson, TX 75080 
972-497-5000

For more information on Lennox  
International and our subsidiaries,  
visit us at www.lennoninternational.com.

Annual Meeting
Our annual shareholders meeting will be held 
on May 17, 2007 at 9:00 a.m. local time. Any 
shareholder with proper identification may 
attend. The meeting will be held at:

University of Texas at Dallas 
School of Management 
Southeast corner of Drive A and  
University Parkway 
Richardson, TX 75083

Investor Inquiries
Investors and financial analysts interested  
in obtaining information about Lennox 
International should contact:

LII Investor Relations
Phone: 972-497-6670
e-mail: investor@lennoxintl.com

Stock Exchange
Lennox International’s trading symbol is LII. 
The common stock of LII has traded on the  
New York Stock Exchange since July 29, 1999. 

SEC Filings
A copy of the Lennox International Inc. Annual 
Report on Form 10-K and other reports filed 
with the Securities and Exchange Commission 
for 2006 are available through our corporate 
website or will be furnished, without charge,  
on written request to:

Lennox International Investor Relations 
P.O. Box 799900 
Dallas, TX 75379-9900

Transfer Agent and Registrar
Mellon Investor Services is Lennox 
International’s Transfer Agent. All inquiries 
should be directed to:

Lennox International Inc. 
c/o Mellon Investor Services 
P. O. Box 3316 
South Hackensack, NJ 07606-1915

LII stockholders can access their account for 
automated information 24 hours a day, 7 days  
a week by dialing 1-800-797-5603.

Independent Auditors 
KPMG LLP 
Dallas, TX

Dividend Information
In recent years, Lennox International has 
declared dividends four times a year. The 
amount and timing of dividend payments  
are determined by our board of directors.

Forward-Looking Statements
This annual report contains forward-looking 
statements within the meaning of the Private 
Securities Litigation Reform Act of 1995. These 
statements are subject to numerous risks and 
uncertainties that could cause actual results  
to differ materially from such statements. For 
information concerning these risks and uncer-
tainties, see Lennox International’s publicly 
available filings with the Securities and Exchange 
Commission. LII disclaims any intention or 
obligation to update or revise any forward- 
looking statements, whether as a result of new 
information, future events or otherwise.

2140 Lake Park Blvd.
Richardson, TX 75080
www.lennoxinternational.com

Residential
Heating & Cooling

Commercial
Heating & Cooling

Service Experts

Refrigeration

Success In Every Climate

A n n u a l   R e p o r t   2 0 0 6

Lennox International Inc.

Lennox International (LII), through our subsidiaries, is a leading provider of climate control solutions for the heating, air 
conditioning,  and  refrigeration  markets  around  the  world.  We  have  built  our  business  on  a  heritage  of  integrity  and 
innovation dating back to 1895. Today we are focused on four core businesses: Residential Heating & Cooling, Commercial 
Heating & Cooling, Service Experts, and Refrigeration. The 16,000 employees who make up our company are dedicated 
to providing trusted brands, innovative products, unsurpassed quality, and responsive service.

GEOGRAPHY

GEOGRAPHY

END MARKET

END MARKET

CUSTOMER

2006 NET SALES

100

80

60

40

20

0

100

80

60

40

20

0

100

80

60

40

20

0

100

80

60

40

20

0

100

80

60

40

20

0

100

80

60

40

20

0

100

80

60

40

20

0

100

80

60

40

20

0

CUSTOMER

Financial Highlights

For the year ended December 31,

(In millions, except per share data)

Statement of Operations Data

Net sales

Net income (loss)

Net income (loss) per diluted share

Loss (income) from discontinued operations, net of income tax

(Gains), losses and other expenses, net of income tax
Realized gains on settled futures contracts, net of income tax1
Restructuring charge, net of income tax
Tax items2
Goodwill impairment, net of income tax

100

2006 NET SALES

Non-GAAP Measures3 
Adjusted income from continuing operations

Diluted earnings per share, as adjusted

Other Data 

Dividends per share

Capital expenditures 

Research and development expenses

Balance Sheet Data

Total assets 

Total debt 

Stockholders’ equity 

2006 Net Sales 4

80

60

40

20

0

100

80

60

Residential Heating & Cooling 
Commercial Heating & Cooling 
Service Experts 
Refrigeration 

40

20

0

2006

2005

2004

2003

2002

$3,671.1

$3,366.2

$2,982.7

$2,789.9 

$2,727.4 

(134.4)

(2.24)

86.4

1.36

(203.5)

(3.11)

166.0

2.26

—

(28.4)

41.2

8.5

(27.0)

—

150.7

2.11

1.4

(34.1)

10.7

1.6

—

—

160.3

2.18

130.3

1.83

40.9

—

—

—

—

184.8

91.3

1.39

$ 

0.46

73.8

42.2

$ 

0.41

63.3

40.3

$ 

0.385

40.3

37.6

$ 

0.3

1.9

—

—

—

—

88.6

1.39

0.38

39.7

38.0

(6.0)

(5.2)

—

6.1

—

247.9

39.3

0.68

0.38

22.4

38.2

$ 

$1,719.8

$1,737.6

$1,518.6

$1,720.1

$1,510.9

2006 SEGMENT PROFIT

109.2

804.4

120.5

794.4

310.5

472.9

362.3

577.7

379.9

433.6

2006 Segment Prof it 4

48%
20%
18%
14%

Residential Heating & Cooling 
Commercial Heating & Cooling 
Service Experts 
Refrigeration 

60%
20%
  5%
15%

2006 SEGMENT PROFIT

1 Included in (gains), losses and other expenses, net of income tax
2 Includes revaluation of deferred tax asset valuation allowances and release of income tax reserves related to prior years, net (excluding interest)
3  Management uses adjusted income from continuing operations, which is not defined by U.S. GAAP, to measure the Company’s operating performance 
and  to  analyze  year-over-year  changes  in  operating  income  with  and  without  the  effects  of  goodwill  impairment,  certain  (gains),  losses  and  other 
expenses,  net,  restructuring  charges,  the  revaluation  of  deferred  tax  asset  valuation  allowances,  the  reversal  of  valuation  allowance  on  deferred  tax 
assets, offset by other related charges and the release of income tax reserves related to prior years, net (excluding interest). Management believes that 
excluding  these  effects  is  helpful  in  assessing  the  overall  performance  of  the  Company.  A  reconciliation  of  information  presented  to  U.S.  GAAP  is 
posted at www.lennoxinternational.com.

4 Residential is net of eliminations; Segment Profit excludes unallocated corporate expense

Corporate Information

Corporate Headquarters
Lennox International Inc.
2140 Lake Park Blvd. 
Richardson, TX 75080 
972-497-5000

For more information on Lennox  
International and our subsidiaries,  
visit us at www.lennoninternational.com.

Annual Meeting
Our annual shareholders meeting will be held 
on May 17, 2007 at 9:00 a.m. local time. Any 
shareholder with proper identification may 
attend. The meeting will be held at:

University of Texas at Dallas 
School of Management 
Southeast corner of Drive A and  
University Parkway 
Richardson, TX 75083

Investor Inquiries
Investors and financial analysts interested  
in obtaining information about Lennox 
International should contact:

LII Investor Relations
Phone: 972-497-6670
e-mail: investor@lennoxintl.com

Stock Exchange
Lennox International’s trading symbol is LII. 
The common stock of LII has traded on the  
New York Stock Exchange since July 29, 1999. 

SEC Filings
A copy of the Lennox International Inc. Annual 
Report on Form 10-K and other reports filed 
with the Securities and Exchange Commission 
for 2006 are available through our corporate 
website or will be furnished, without charge,  
on written request to:

Lennox International Investor Relations 
P.O. Box 799900 
Dallas, TX 75379-9900

Transfer Agent and Registrar
Mellon Investor Services is Lennox 
International’s Transfer Agent. All inquiries 
should be directed to:

Lennox International Inc. 
c/o Mellon Investor Services 
P. O. Box 3316 
South Hackensack, NJ 07606-1915

LII stockholders can access their account for 
automated information 24 hours a day, 7 days  
a week by dialing 1-800-797-5603.

Independent Auditors 
KPMG LLP 
Dallas, TX

Dividend Information
In recent years, Lennox International has 
declared dividends four times a year. The 
amount and timing of dividend payments  
are determined by our board of directors.

Forward-Looking Statements
This annual report contains forward-looking 
statements within the meaning of the Private 
Securities Litigation Reform Act of 1995. These 
statements are subject to numerous risks and 
uncertainties that could cause actual results  
to differ materially from such statements. For 
information concerning these risks and uncer-
tainties, see Lennox International’s publicly 
available filings with the Securities and Exchange 
Commission. LII disclaims any intention or 
obligation to update or revise any forward- 
looking statements, whether as a result of new 
information, future events or otherwise.

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2140 Lake Park Blvd.
Richardson, TX 75080
www.lennoxinternational.com

Residential

Commercial

Service Experts

Refrigeration

Heating & Cooling

Heating & Cooling

Success In Every Climate

A n n u a l   R e p o r t   2 0 0 6

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
To Our Shareholders

GEOGRAPHY

100

GEOGRAPHY

80

In our letter to you last year, we declared Lennox International had built a solid 
foundation for growth. Our highly successful performance in 2006 proved we 
were indeed ready to launch a new era of growth and positive change—even in 
the face of market challenges.

100

20

60

40

GEOGRAPHY

80

0

60

We achieved record sales of $3.7 billion, an increase of 9%. Our profitability 
hit new heights with adjusted income from continuing operations advancing 
23% to $160 million and corresponding earnings per share increasing 19% to 
$2.18.  We  generated  cash  from  operations  of  $200  million  and  invested  
$74 million in capital expenditures, providing full-year free cash of $126 mil-
lion.  Our  solid  cash  flow  allowed  us  to  invest  in  improving  our  businesses 
while enhancing shareholder value by repurchasing almost six million shares 
of common stock. And in December our board of directors approved an 18% 
increase in our dividend. 

40
100

0
60

20
80

20

40

100
0

END MARKET

We  are  indeed  pleased  with  the  results  we  delivered  in  2006.  But  it  is  the 
opportunities for continued growth that are energizing us now—and we are 
ready to take full advantage, thanks to our strong performance, solid strategic 
direction, and the right leadership.

100

40

60

END MARKET

20

END MARKET

80

Growing through performance

80

0

60

Our ability to continue to grow and expand is based on our success in building 
and  maintaining  strong  core  operations,  even  in  the  face  of  tough  market 
conditions.  Commodity  prices  continued  at  historically  high  levels  last  year, 
creating challenges for our manufacturing businesses. The downturn in hous-
ing starts and unfavorable heating season weather depressed demand for home 
comfort  systems.  And  the  transition  to  the  new  13  SEER  (Seasonal  Energy 
Efficiency  Ratio)  energy  efficiency  standard  for  residential  air  conditioning 
units  presented  numerous  manufacturing  and  logistics  hurdles,  and  made 
year-over-year comparisons particularly difficult. 

40
100

20
80

0
60

20

40

0

CUSTOMER

Business Mix

Geography

Americas 
Europe 
Asia-Pacific 

87%
  8%
 5%

End Market

Customer

Replacement 
65%
New Construction 35%

2006 SEGMENT PROFIT

100

CUSTOMER

2006 SEGMENT PROFIT

Our  businesses  met  these  challenges  head-on  and  performed  well.  Certainly 
much of our success is due to cross-company initiatives that continually seek 
out more effective ways for our businesses to share resources and ideas while 
controlling costs. The rollout of programs focusing on process improvement, 
and  a  hedging  council  to  help  manage  the  procurement  of  certain  key  com-
modities such as copper and aluminum, are examples of initiatives helping us 
run our company smarter and more efficiently.

60

80

20

40

80

0

60

CUSTOMER

100

Residential 
Commercial 

64%
36%

40

100

2006 SEGMENT PROFIT

40
100

20
80

0
60

40

20

0

page one

2006 NET SALES

2006 NET SALES

2006 NET SALES

100

80

60

40

100

20

80

0

60

100

40

20

80

60

0

40

20

0

100

80

60

20

80

0

60

100

40

20

80

60

0

40

20

0

 
Our Global Presence

Residential Heating & Cooling
8 plants in 2 countries

Commercial Heating & Cooling
5 plants in 4 countries

Service Experts
122 dealer service centers in 2 countries

Refrigeration
11 plants in 8 countries

Joint Ventures
3 plants in 3 countries

We offer a wide range of home heating and cooling 
equipment  for  both  the  residential  replacement 
and new construction markets in the United States 
and Canada. Our product lines include air condi-
tioners,  furnaces,  heat  pumps,  hearth  products, 
and  indoor  air  quality  equipment  that  improve 
indoor comfort.  

We  provide  indoor  comfort  solutions  for  retail 
establishments, low-rise office buildings, schools, 
restaurants,  and  other  commercial  applications. 
Our product lines include packaged rooftop units, 
split systems, commercial controls, indoor air qual-
ity  equipment,  and  related  equipment  in  North 
America,  and  rooftop  products,  chillers  and  air 
handlers in Europe.

We  are  the  company  consumers  trust  for  their 
heating, cooling, and indoor air quality needs. We 
operate dealer service centers in the United States 
and Canada that sell, install, maintain and service 
heating and cooling equipment for residential and 
light commercial applications in metropolitan areas.

We are a leading provider of commercial refrigera-
tion  systems  in  markets  around  the  world.  Our 
products  are  used  for  cold  storage  applications, 
primarily to preserve food and other perishables, 
in  supermarkets,  convenience  stores,  restaurants, 
warehouses, and distribution centers.

We  are  involved  in  three  joint  ventures:  Alliance 
Compressor  LLC,  a  company  in  Louisiana  that 
manufactures and sells compressors for residential 
and  light  commercial  applications;  Frigus-Bohn 
S.A.  de  C.V.,  a  Mexican  company  that  produces 
unit coolers and condensing units; and Kulthorn 
Kirby  Public  Company  Limited,  a  Thailand 
company  that  manufactures  compressors  for 
refrigeration applications.

$1,848

$1,686

$1,359

$1,420

2004

2003
Sales ($ in millions)

2005

2006

$207

$212

$170

$152

2004

2003
Segment Profit ($ in millions)

2005

2006

$723

$652

$581

$508

2004

2003
Sales ($ in millions)

2005

2006

$57

$73

$38

$51

2004

2003
Segment Profit ($ in millions)

2005

2006

700

525

350

175

0

20.00

13.75

7.50

1.25

-5.00

550.0

412.5

275.0

137.5

0.0

60

45

30

15

0

$611

$612

$641

$654

2003

2004

2005

2006

Sales ($ in millions)

$19

$17

$1

($2)

2003

2004

2005

Segment Profit ($ in millions)

2006

$526

$445

$467

$387

$52

$43

$44

$36

a2003

a2004

a2005

a2006

a2003

a2004

a2005

a2006

a2003

a2004

a2005

a2006

2003

2004

2005

Sales ($ in millions)

2006

a2003

a2004

a2005

a2006

2003

2004

2005

Segment Profit ($ in millions)

2006

Residential Heating & Cooling 

2000

“ Our ongoing investment in product leadership,  
stressing innovative products and features,  
is an important factor in our success.”

1000

1500

500

0

a2003

a2004

a2005

a2006

Thanks to effective sharing of engineering, product development, and market-
ing resources across all our brands, we were ready with a comprehensive and 
competitive range of new residential cooling products when the new 13 SEER 
energy efficiency standard became effective January 23, 2006. Our successful 
13 SEER transition, combined with effectively executing our strategy to increase 
sales in Sunbelt markets where we are underrepresented, and the management 
of a downturn in residential new construction activity, supported the highest 
market share gain we have achieved in the home comfort equipment market  
in  recent  years.  Our  success  was  recognized  by  J.  D.  Power  and  Associates,  
who  ranked  us  at  the  top  of  its  first-ever  HVAC  and  Water  Heater/Boiler 
Subcontractor Satisfaction StudySM. 

125.0

250.0

187.5

62.5

0.0

a2003

a2004

a2005

a2006

Our ongoing investment in product leadership, stressing innovative products 
and features, is an important factor in our success. We introduced two leader-
ship  products  responding  to  homeowner  demands  for  Indoor  Air  Quality 
(IAQ) solutions: a residential version of our Humiditrol® commercial product, 
the  first  fully  integrated  whole-house  dehumidification  system,  and  the 
Healthy  Climate®  16  media  air  cleaner  which,  according  to  one  leading 
consumer  magazine,  provides  performance  equal  to  six  top-rated  room  air 
cleaners combined. Our drive for innovation was recognized by our customers 
and others in our industry, including a Dealer Design Award for our XC15 air 
conditioner from Air Conditioning, Heating, and Refrigeration News, a leading 
industry publication.

562.5

750.0

375.0

187.5

0.0

a2003

a2004

a2005

a2006

The  drive  to  work  more  efficiently  and  provide  better  customer  service  is 
resulting  in  enhanced  planning  and  sharing  of  resources  across  our  brands, 
paying  major  dividends  in  efficiency  and  cost  management.  Consolidating 
operations for our Armstrong and Ducane brands in South Carolina will help 
us realize $12 million in annual savings and reduce our total square footage by 
22%.  The  implementation  of  integrated  customer  interaction  centers  allows 
for better coordination and management of all aspects of our customer com-
munications, including phone calls, faxes, emails, and web orders.

56.25

75.00

37.50

18.75

We engaged customers and industry peers on energy conservation, an issue crit-
ical to our future success. A new informational website, itpaystolivesmart.com, 
provides  consumers  and  business  owners  information  on  energy  issues.  We 
hosted  an  Energy  Summit  at  our  corporate  offices  to  share  news  and  ideas 
with noted energy experts, providing some valuable insight and guidance for 
our future planning. These efforts contributed to the Environmental Protection 
Agency honoring us as an ENERGY STAR® manufacturing partner of the year 
for the fourth time—unprecedented in our industry.

a2005

a2003

a2004

0.00

a2006

page t wo

page t hree

page four 

a2003

a2004

a2005

a2006

a2003

a2004

a2005

a2006

$1,848

$1,686

$1,359

$1,420

2003

2004

2005

2006

Sales ($ in millions)

$207

$212

$170

$152

2000

1500

1000

500

0

250.0

187.5

125.0

62.5

0.0

a2003

a2004

a2005

a2006

Commercial Heating & Cooling

750.0

“ We completed the installation of nine commercial regional  
distribution centers that help ensure 24 to 48 hour response  
375.0
to domestic customers for emergency replacements.”

562.5

187.5

0.0

a2003

a2004

a2005

a2006

Continued  success  in  growing  national  accounts  was  a  major  chapter  in  the 
Commercial  Heating  &  Cooling  story  during  2006.  We  welcomed  21  new 
national  accounts  to  our  customer  list,  and  Wal-Mart  named  Lennox  as  its 
Construction “Vendor of the Year,” citing excellence in product quality and 
customer service.

75.00

56.25

Assisted by the introduction of our new T-ClassTM 3-6 ton rooftop units, our 
replacement sales increased 23% for the year as we made progress increasing 
our representation in this growing segment of the market. We completed the 
installation of nine commercial regional distribution centers that help ensure 
24- to 48-hour response to domestic customers for emergency replacements by 
moving inventory closer to end-market demand.

37.50

18.75

0.00

a2004

a2005

a2003

a2006

Innovations  and  product  line  expansions  such  as  the  T-Class  proved  key  to 
spurring sales growth and garnering industry accolades—including our Comfort 
Sensor, which combines relative humidity and carbon dioxide sensor options 
to regulate temperature and maximize indoor comfort. Along with our popu-
lar  Humiditrol®  dehumidification  system,  the  Comfort  Sensor  won  the  2006 
Innovation  Award  at  the  AHR  Expo,  the  world’s  largest  HVAC  trade  show. 
Our S-ClassTM 35-50 ton rooftop line was selected by a panel of independent 
contractors for the Gold Dealer Design Award from Air Conditioning, Heating, 
and  Refrigeration  News.  And  Buildings  magazine  picked  our  L  Connection® 
Network as its Editor’s Choice.

To support continued growth in our Commercial Heating & Cooling business, 
we initiated a 250,000-square-foot expansion of our manufacturing facility in 
Arkansas. This plant is arguably the most flexible and responsive commercial 
rooftop factory in the industry, providing customers with the shortest configure-
to-order lead times. 

In  Europe,  higher  sales  volumes  and  a  favorable  product  mix  contributed  to 
improved  profitability.  To  sustain  this  improvement,  we  are  increasing  our 
focus on our core rooftop product lines and implementing lean manufacturing 
initiatives similar to those we have executed so well in the United States.

700

525

350

175

0

20.00

13.75

7.50

1.25

-5.00

550.0

412.5

275.0

137.5

0.0

60

45

30

15

0

$611

$612

$641

$654

2003

2004

2005

2006

Sales ($ in millions)

$19

$17

$1

($2)

2003

2004

2005

Segment Profit ($ in millions)

2006

$526

$445

$467

$387

$52

$43

$44

$36

a2003

a2004

a2005

a2006

a2003

a2004

a2005

a2006

2003

2004

2005

Sales ($ in millions)

2006

a2003

a2004

a2005

a2006

2003

2004

2005

Segment Profit ($ in millions)

2006

2004

2003
Segment Profit ($ in millions)

2005

2006

$723

$652

$581

$508

2004

2003
Sales ($ in millions)

2005

2006

$57

$73

$38

$51

2004

2003
Segment Profit ($ in millions)

2005

2006

 page f ive

Service Experts

700

$611

$612

$641

$654

525

“ In over 35,000 post-sales and installation surveys  
reflecting our ability to execute against our Standards  
of Excellence, three-quarters of respondents rated  
their experience as excellent.”

175

350

2004

2003
Sales ($ in millions)

2005

2006

$19

$17

$1

($2)

2004

2003
Segment Profit ($ in millions)

2005

2006

0

a2003

a2004

a2005

a2006

Service Experts continued to make progress in 2006, improving both sales and 
profitability.  We  initiated  a  customer  satisfaction  program  to  measure  our  
service center performance against Service Experts Standards of Excellence—
the  unique  selling  proposition  that  differentiates  us  in  the  marketplace.  The 
feedback  from  over  35,000  post-sales  and  installation  surveys  reflecting  our 
ability  to  execute  against  those  Standards  of  Excellence  is  very  encouraging, 
with three-quarters of respondents rating their experience as excellent.

13.75

20.00

7.50

We  helped  homeowners  better  understand  indoor  air  quality  issues  through 
such initiatives as our Home Health Report Card program, contributing to IAQ 
product sales growth of over 50%. We also consolidated the handling of after-
hours, inbound telephone calls for all our centers, setting the groundwork for 
future customer service synergies. 

a2003

a2004

a2005

-5.00

1.25

a2006

Effective  internal  programs  resulted  in  efficiency  gains  and  cost  reductions. 
Our safety improvement program resulted in meaningful decreases in both the 
cost and the incidence of worker compensation and auto claims. And through 
our  Inventory  Management  and  Replenishment  program,  combined  with 
increased  focus  on  accounts  receivable,  working  capital  was  reduced  to  less 
than 8% of sales.

Earning  consumer  trust  through  trained,  dependable  service  technicians  is 
key  to  success  in  the  home  comfort  business.  Our  emphasis  on  technician 
certification through North American Technical Excellence (NATE), a respected 
third-party  certification  organization,  has  resulted  in  certifying  85%  of  our 
service  technicians  to  date—one  of  whom  won  the  national  title  in  NATE’s 
seventh annual Certified Technician competition. Building the largest NATE-
certified  workforce  in  the  industry,  we  turned  our  attention  to  productivity 
with the initiation of Project FAST (Field Automation for Service Technicians). 
This  project,  which  will  be  rolled  out  over  the  next  two  years,  will  deploy 
mobile wireless communications technology to improve the efficiency and the 
effectiveness of our technicians in the field.

Expert leadership at the service center level is important to the profitable man-
agement of our operations and to quickly identify and take advantage of local 
growth  opportunities.  We  continue  to  develop  the  best  emerging  leadership 
talent, graduating 18 new service center general managers (GMs) through our 
GM Fast Track development program in 2006.

page si x

page seven

page eight

a2003

a2004

a2005

a2006

a2003

a2004

a2005

a2006

$1,848

$1,686

$1,359

$1,420

2003

2004

2005

2006

Sales ($ in millions)

$207

$212

$170

$152

700

525

350

175

0

20.00

13.75

7.50

1.25

-5.00

550.0

a2003

a2004

a2005

a2006

2004

2003
Segment Profit ($ in millions)

2005

2006

Refrigeration

$723

$652

$581

$508

412.5

“ Expanding our worldwide influence, we intend to  
explore opportunities that enhance our capabilities  
and extend our product reach into segments  
related to the core market we serve.”

275.0

137.5

2005

2006

0.0

a2003

a2004

a2005

a2006

2004

2003
Sales ($ in millions)

We are leveraging our highly successful domestic business model internation-
ally, taking advantage of similar technologies around the globe to exploit new 
opportunities in the refrigeration market. Thirteen manufacturing facilities in 
10  countries  are  successfully  meeting  the  lead-time  requirements  of  our 
configure-to-order  business,  a  large  part  of  our  sales.  Looking  forward,  this 
global  footprint  provides  an  excellent  opportunity  to  leverage  and  align  our 
manufacturing resources for global supply. We are investing in the infrastruc-
ture needed to increase our presence in developing markets—notably China, 
India, Southeast Asia, and South America—where growth rates are strong, yet 
per capita spending on refrigeration equipment is currently only a fraction of 
that in developed countries. 

$73

$51

$57

45

60

30

15

$38

2000

1500

1000

500

0

250.0

187.5

125.0

62.5

0.0

750.0

562.5

375.0

187.5

0.0

75.00

56.25

37.50

18.75

0.00

a2003

a2004

a2005

a2006

a2003

a2004

a2005

a2006

a2003

a2004

a2005

a2006

0

a2003

a2004

a2005

a2006

2004

2003
Segment Profit ($ in millions)

2005

2006

Providing the right product mix is an important part of our planning, with an 
emphasis on product innovation. We are focusing technology experts on our 
customers’ most urgent needs, targeting half of new product ideas from outside 
our  company.  Our  ice  slurry  system,  developed  in  Europe,  is  an  innovative 
and  environmentally  friendly  approach  to  refrigeration  that  generates  ice 
during  off-peak  demand  hours  for  use  in  cooling.  Supermarket  installations  
of this system have confirmed energy savings of 30%, with a 75% reduction  
in  refrigerant  charge.  And  our  recently  introduced  Smart  Defrost  KitTM  can  
save  our  customers  up  to  40%  on  energy  costs  by  reducing  the  number  of 
defrost cycles required by low-temperature refrigeration systems. It is the only 
solution  of  its  kind—providing  tremendous  potential  in  an  untapped  global 
retrofit market.

$611

$612

$641

$654

2003

2004

2005

2006

Sales ($ in millions)

$19

$17

$1

($2)

2004

2003
Segment Profit ($ in millions)

2005

2006

$526

$445

$467

$387

2004

2003
Sales ($ in millions)

2005

2006

$52

$43

$44

$36

2004

2003
Segment Profit ($ in millions)

2005

2006

Expanding our worldwide influence, we intend  to explore  acquisitions, joint 
ventures  and  strategic  alliances  to  enhance  our  capabilities  and  extend  our 
product  reach  into  segments  related  to  the  core  commercial  refrigeration 
systems market we serve. We will grow responsibly, maintaining and strength-
ening our commitment to be a steward of the global environment. 

 page nine

“ It is the opportunities for continued growth that are 
energizing us now—and we are ready to take full 
advantage, thanks to our strong performance, solid  
strategic direction, and the right leadership.”

Growing through solid strategic direction

We are executing our plans for future growth and profit improvement through 
carefully planned strategies, involving both organic growth and acquisitions. 
Our  strong  balance  sheet  provides  the  flexibility  to  pursue  acquisitions,  and 
our  leadership  and  management  depth  are  fully  capable  of  integrating  new 
businesses  smoothly  into  our  operations.  But  while  acquisitions  provide 
opportunity for LII, they are not imperative for us to improve our profitability. 
We are committed to using the strength in our balance sheet responsibly, with 
a  carefully  considered  process  to  ensure  acquisitions  are  a  good  fit  with  our 
business and consistent with our growth strategy.

Growing through leadership

Although our numbers and achievements are notable, it would be impossible 
to consider a growth strategy without the right leadership and business mix. 
We have “cleared the decks” over the past few years to focus on the four profit-
able  business  segments  that  make  up  our  company  today.  Just  as  important, 
we are confident in the leadership team we have put in place. Our senior exec-
utive staff has deep and proven experience and the strong management teams 
they have assembled to help run our businesses reflect the depth of talent in 
our organization. 

We are fortunate to be in the position to build on the leadership of our previ-
ous chairman, John Norris, Jr., who retired last year after 46 years of service to 
LII and the HVACR industry. During that time, including his past 15 years as 
chairman of LII, we grew from a largely domestic business of $50 million to an 
international corporation with well over $3 billion in sales. We thank John for 
his  strong  and  visionary  leadership,  which  benefited  not  only  our  company 
but also the entire industry. 

While we can reflect positively on what we accomplished last year, our sights are 
now set on 2007 and beyond. Of course, our confidence in what is to come would 
certainly not be possible without our 16,000 employees worldwide. Their innova-
tive ideas and hard work fuel our commitment to grow a stronger future for our 
company and our shareholders. With their continued energy and drive, it’s easy 
to be excited about the opportunities that lie ahead.

Richard L. Thompson 
Chairman of the Board

Robert E. Schjerven 
Chief Executive Officer Emeritus

page ten 

Success In Every Climate

Board of Directors

Linda G. Alvarado
President and CEO
Alvarado Construction, Inc.
Committees:  4, 6

Todd M. Bluedorn
CEO
Lennox International Inc.

Steven R. Booth
President 
PolyTech Molding Inc.
Committees:  5, 6

Thomas W. Booth
Vice President of Operations Services
Service Experts Inc.
Committees: 1, 5

James J. Byrne
Chairman
Byrne Technology Partners, Ltd.
Committees: 1, 4, 6

Janet K. Cooper
Senior Vice President and Treasurer
Qwest Communications International Inc.
Committees: 2, 5

C. L. (Jerry) Henry 
Former Chairman, President and CEO
Johns Manville Corporation
Committees: 2, 3

Jeffrey D. Storey, M.D.
President
Cheyenne Women’s Clinic
Committees: 5, 6

Richard L. Thompson
Chairman of the Board
Lennox International Inc.

Committee Legend  
(indicates chairperson)

1:  Acquisition
2:  Audit
3:  Board Governance
4:  Compensation & Human Resources
5:  Pension & Risk Management
6:  Public Policy 

John E. Major 
President
MTSG
Committees: 1, 2, 4

John W. Norris, III
Chairman
Environmental Funders Network
Committees: 5, 6

Paul W. Schmidt
Former Corporate Controller
General Motors Corporation
Committees: 2, 3, 5

Terry D. Stinson
President North America—Commercial
Thomas Group, Inc.
Committees: 1, 3, 4

Management Team

Todd M. Bluedorn
Chief Executive Officer

Douglas L. Young
President and Chief Operating Officer
Residential Heating & Cooling

Harry J. Bizios
President and Chief Operating Officer
Commercial Heating & Cooling

Scott J. Boxer
President and Chief Operating Officer
Service Experts

David W. Moon
President and Chief Operating Officer
Worldwide Refrigeration

Susan K. Carter
Chief Financial Officer

Harry J. Ashenhurst
Chief Administrative Officer

William F. Stoll, Jr.
Chief Legal Officer

Linda A. Goodspeed
Chief Supply Chain, Logistics and
Technology Officer

Roy A. Rumbough, Jr.
Vice President, Controller, and  
Chief Accounting Officer

 
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Form 10-K

ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d)
OF THE SECURITIES EXCHANGE ACT OF 1934
For the fiscal year ended December 31, 2006

TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d)
OF THE SECURITIES EXCHANGE ACT OF 1934

OR

¥

n

For the transition period from

to

Commission File Number 001-15149

Lennox International Inc.
(Exact name of Registrant as specified in its charter)

Delaware
(State or other jurisdiction of
incorporation or organization)

42-0991521
(I.R.S. Employer
Identification Number)

2140 Lake Park Blvd.
Richardson, Texas 75080
(Address of principal executive offices, including zip code)

(Registrant’s telephone number, including area code): (972) 497-5000

Securities Registered Pursuant to Section 12(b) of the Act:

Title of each class

Name of each exchange on which registered

Common Stock, $.01 par value per share

New York Stock Exchange

Securities Registered Pursuant to Section 12(g) of the Act: None

Indicate by checkmark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities

Act. Yes ¥

No n

Indicate by checkmark if the registrant is not required to file reports pursuant to Section 13 or 15(d) of the Exchange

Act. Yes n

No ¥

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the
Exchange Act during the preceding 12 months (or for such shorter period that the registrant was required to file such
reports), and (2) has been subject to such filing requirements for the last 90 days. Yes ¥

No n

Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K is not contained
herein, and will not be contained, to the best of registrant’s knowledge, in definitive proxy or information statements
incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K. n

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer or a non-accelerated

filer (see definition of “accelerated filer” and “large accelerated filer” in Rule 12b-2 of the Exchange Act.)

Large Accelerated Filer ¥

Accelerated Filer n

Non-Accelerated Filer n

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange

Act). Yes n

No ¥

As of June 30, 2006, the aggregate market value of the common stock held by non-affiliates of the registrant was
approximately $1,647,049,000 based on the closing price of the registrant’s common stock on the New York Stock
Exchange on such date. Common stock held by non-affiliates excludes common stock held by the registrant’s executive
officers, directors and stockholders whose ownership exceeds 5% of the common stock outstanding at June 30, 2006. As
of February 15, 2007, there were 67,525,707 shares of the registrant’s common stock outstanding.

DOCUMENTS INCORPORATED BY REFERENCE

Portions of the registrant’s Proxy Statement to be filed with the Securities and Exchange Commission in connection
with the registrant’s 2007 Annual Meeting of Stockholders to be held on May 17, 2007 are incorporated by reference into
Part III of this report.

LENNOX INTERNATIONAL INC.

FORM 10-K
For the Fiscal Year Ended December 31, 2006

INDEX

PART I

Business . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 1.
ITEM 1A. Risk Factors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 1B. Unresolved Staff Comments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 2.
Legal Proceedings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 3.
Submission of Matters to a Vote of Security Holders. . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 4.

PART II

ITEM 5. Market for Registrant’s Common Equity, Related Stockholder Matters and Issuer

Purchases of Equity Securities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Selected Financial Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ITEM 6.
ITEM 7. Management’s Discussion and Analysis of Financial Condition and Results of

Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 7A. Quantitative and Qualitative Disclosures about Market Risk . . . . . . . . . . . . . . . . . . . . . .
Financial Statements and Supplementary Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 8.
Changes in and Disagreements With Accountants on Accounting and Financial
ITEM 9.
Disclosure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 9A. Controls and Procedures. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 9B. Other Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PART III

ITEM 10. Directors, Executive Officers and Corporate Governance . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 11. Executive Compensation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 12.

Security Ownership of Certain Beneficial Owners and Management and Related
Stockholder Matters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 13. Certain Relationships and Related Transactions, and Director Independence. . . . . . . . . . .
Principal Accounting Fees and Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ITEM 14.

Page

1
10
12
13
14
14

15
17

17
35
36

86
86
86

86
87

87
87
87

PART IV

ITEM 15. Exhibits, Financial Statement Schedules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

87

i

Item 1. Business

PART I

References in this Annual Report on Form 10-K to “we,” “our”, “us”, “LII” or the “Company” refer to Lennox

International Inc. and its subsidiaries, unless the context requires otherwise.

The Company

Through our subsidiaries, we are a leading global provider of climate control solutions. We design, man-
ufacture and market a broad range of products for the heating, ventilation, air conditioning and refrigeration
(“HVACR”) markets. We have leveraged our expertise to become an industry leader known for innovation, quality
and reliability. Our products and services are sold through multiple distribution channels under well-established
brand names including “Lennox,” “Armstrong Air,” “Ducane,” “Bohn,” “Larkin,” “Advanced Distributor Products,”
“Service Experts” and others.

Shown below are our four business segments, the key products and brand names within each segment and
2006 net sales by segment. Segment financial data for the years 2006, 2005 and 2004, including financial
information about foreign and domestic operations, is included in Note 3 of the Notes to our Consolidated Financial
Statements in “Item 8. Financial Statements and Supplementary Data” and is incorporated herein by reference.

Segment

Products/Services

Brand Names

Residential Heating &

Cooling

Commercial Heating &

Cooling

Service Experts

Refrigeration

Eliminations

Furnaces, air conditioners,
heat pumps, packaged
heating and cooling systems,
indoor air quality equipment,
pre-fabricated fireplaces,
freestanding stoves

Unitary heating and air
conditioning equipment,
applied systems
Sales, installation and service
of residential and light
commercial heating and
cooling equipment
Chillers, condensing units,
unit coolers, fluid coolers, air
cooled condensers, air
handlers

Lennox, Armstrong Air,
Ducane, Aire-Flo, AirEase,
Concord, Magic-Pak,
Advanced Distributor
Products, Superior, Whitfield,
Country Stoves, Security
Chimneys
Lennox, Allied Commercial

Service Experts, various
individual service center
names

Bohn, Larkin, Climate
Control, Chandler
Refrigeration, Heatcraft
Worldwide Refrigeration,
Friga-Bohn, HK
Refrigeration, Kirby,
Lovelocks, Frigus-Bohn

Total

2006 Net Sales
(In Millions)
$1,848.4

723.2

654.1

526.4

(81.0)

$3,671.1

We were founded in 1895 in Marshalltown, Iowa when Dave Lennox, the owner of a machine repair business
for the railroads, successfully developed and patented a riveted steel coal-fired furnace, which was substantially
more durable than the cast iron furnaces used at that time. Manufacturing these furnaces grew into a significant
business and was diverting the Lennox Machine Shop from its core focus. As a result, in 1904, a group of investors
headed by D.W. Norris bought the furnace business and named it the Lennox Furnace Company. We reincorporated
as a Delaware corporation in 1991 and completed our initial public offering in 1999. Over the years, D.W. Norris
ensured ownership was distributed to succeeding generations of his family. We believe a significant portion of our
outstanding common stock is currently broadly distributed among descendants of, or persons otherwise related to,
D.W. Norris.

1

Products and Services

Residential Heating & Cooling

Heating & Cooling Products. We manufacture and market a broad range of furnaces, air conditioners, heat
pumps, packaged heating and cooling systems, replacement parts and related products for both the residential
replacement and new construction markets in the United States and Canada. These products are available in a
variety of designs and efficiency levels, and at a range of price points, intended to provide a complete line of home
comfort systems. We believe that by maintaining a broad product line marketed under multiple brand names we can
address different market segments and penetrate multiple distribution channels.

The “Lennox” and “Aire-Flo” brands are sold directly to a network of approximately 7,000 installing dealers,
making us one of the largest wholesale distributors of residential heating and air conditioning products in
North America. The “Armstrong Air,” “Ducane,” “AirEase,” “Concord,” “Magic-Pak” and “Advanced Distributor
Products” brands are sold through third party distributors.

Our Advanced Distributor Products operation builds evaporator coils and air handlers under the “Advanced
Distributor Products” brand as well as the “Lennox,” “Armstrong Air,” “AirEase,” “Concord” and “Ducane” brands.
In addition to supplying us with components for our heating and cooling systems, Advanced Distributor Products
produces evaporator coils to be used in connection with competitors’ heating and cooling products as an alternative
to such competitors’ brand name components. We have achieved a significant share of the market for evaporator
coils through the application of technological and manufacturing skills and customer service capabilities.

Hearth Products. Our hearth products include prefabricated gas, wood burning and electric fireplaces, free
standing pellet and gas stoves, fireplace inserts, gas logs and accessories. Many of the fireplaces are built with a
blower or fan option and are efficient heat sources as well as attractive amenities to the home. We currently market
our hearth products under the “Lennox,” “Superior,” “Whitfield,” “Country Stoves,” and “Security Chimneys”
brand names.

Commercial Heating & Cooling

North America.

In North America, we sell unitary heating and cooling equipment used in light commercial
applications, such as low-rise office buildings, restaurants, retail centers, churches and schools, as opposed to larger
applied systems. Our product offerings for these applications include rooftop units ranging from two to 50 tons of
cooling capacity and split system/air handler combinations, which range from 1.5 to 20 tons. These products are
distributed primarily through commercial contractors. We believe the success of our products is attributable to their
efficiency, design flexibility, low life cycle cost, ease of service and advanced control technology.

Europe.

In Europe, we manufacture and sell unitary products, which range from two to 30 tons, and applied
systems with up to 500 tons of cooling capacity. Our European products consist of small package units, rooftop
units, chillers, air handlers and fan coils that serve medium-rise commercial buildings, shopping malls, other retail
and entertainment buildings, institutional applications and other field-engineered applications. We manufacture
heating and cooling products in several locations in Europe and market these products through both direct and
indirect distribution channels in Europe, Russia and the Middle East.

Service Experts

Approximately 120 Company-owned Service Experts dealer service centers provide installation, preventive
maintenance, emergency repair and replacement of heating and cooling systems directly to residential and light
commercial customers in metropolitan areas in the United States and Canada. In connection with these services, we
sell a wide range of Company manufactured equipment, parts and supplies, as well as non-LII branded products
from third parties. We focus primarily on service and replacement opportunities, which we believe are more stable
and profitable than new construction in our Service Experts segment. We use a portfolio of management procedures
and best practices, including standards of excellence for customer service, a training program for new general
managers, common IT systems and financial controls, regional accounting centers and an inventory management
program designed to enhance the quality, effectiveness and profitability of operations.

2

Refrigeration

We manufacture and market equipment for the global commercial refrigeration market through subsidiaries
organized under the Heatcraft Worldwide Refrigeration name. These products are sold to distributors, installing
contractors, engineering design firms, original equipment manufacturers and end users.

North America. Our commercial refrigeration products for the North American market include condensing
units, unit coolers, fluid coolers, air cooled condensers, compressor racks and air handlers. These products are sold for
cold storage applications, primarily to preserve food and other perishables, and are used by supermarkets, convenience
stores, restaurants, refrigerated warehouses and distribution centers. As part of the sale of commercial refrigeration
products, we routinely provide application engineering for consulting engineers, contractors and others. We also sell
products for non-cold storage applications, such as telecommunications and medical applications.

International.

In international markets, we manufacture and market refrigeration products including con-
densing units, unit coolers, air-cooled condensers, fluid coolers, compressor racks and small chillers. We have
manufacturing locations in Europe, Australia, New Zealand, Brazil and China. We also own a 50% interest in a joint
venture in Mexico that produces unit coolers and condensing units of the same design and quality as those
manufactured by us in the United States. This venture produces a smaller range of products, and therefore the
product line is complemented with imports from the United States, which are sold through the joint venture’s
distribution network. We also own a 21.75% interest in a manufacturer in Thailand that produces compressors for
use in our products as well as for other HVACR customers.

Business Strategy

Our business strategy includes both organic growth and acquisition initiatives, and capitalizes on our
competitive strengths to improve profitability and expand market share in each of the HVACR markets we serve.
The key elements of this strategy include:

Residential Heating & Cooling

(cid:129) introducing innovative new products, including a broader offering of Indoor Air Quality related products and

services;

(cid:129) leveraging synergies in manufacturing and distribution across all residential business units;

(cid:129) expanding market share through increased sales in larger sunbelt markets; and

(cid:129) exploring acquisitions, joint ventures and strategic alliances to enhance capabilities, increase market

penetration and expand product offerings.

Commercial Heating & Cooling

(cid:129) solidifying our position in the new construction market through continued focus on national accounts;

(cid:129) improving replacement sales by leveraging distribution capabilities to shorten delivery times and promoting

planned replacement programs with national account customers;

(cid:129) expanding domestic manufacturing capacity to support continued sales growth;

(cid:129) increasing unitary product sales, rationalizing product lines and focusing on cost reduction and factory

efficiency to improve profitability in Europe; and

(cid:129) exploring acquisitions, joint ventures and strategic alliances to enhance capabilities and extend product reach
into segments adjacent to our core commercial heating, ventilation, and air conditioning (“HVAC”) markets.

Service Experts

(cid:129) promoting consumer equipment protection plans to strengthen relationships with homeowners;

(cid:129) employing a Customer Contact Center to improve in-coming call conversion rates;

3

(cid:129) utilizing wireless technology to increase the efficiency, productivity, and revenue potential of field service

technicians; and

(cid:129) optimizing the performance of our dealer network by selectively expanding and/or rationalizing service

centers.

Refrigeration

(cid:129) extending successful domestic business model and product knowledge into developing international

markets;

(cid:129) leveraging internal and external intellectual property to drive innovation; and

(cid:129) exploring acquisitions, joint ventures and strategic alliances to enhance capabilities, expand geographic
presence and extend product reach into segments adjacent to our core commercial refrigeration systems
market.

Marketing and Distribution

We utilize multiple channels of distribution and offer different brands at various price points in order to better
penetrate the HVACR markets. Our products and services are sold through a combination of distributors,
independent and Company-owned dealer service centers, other installing contractors, wholesalers, manufacturers’
representatives, original equipment manufacturers and national accounts. Dedicated sales forces and manufac-
turers’ representatives are deployed across all of our business segments and brands in a manner designed to
maximize their ability to service a particular distribution channel. To optimize enterprise-wide effectiveness, we
have active cross-functional and cross-organizational teams coordinating approaches to pricing, product design,
distribution and national account customers.

An example of the competitive strength of our marketing and distribution strategy is in the North American
residential heating and cooling market in which we use three distinctly different distribution approaches: the one-
step distribution system, the two-step distribution system and sales made directly to consumers. We distribute our
“Lennox” and “Aire-Flo” brands in a one-step process directly to dealers that install these heating and cooling
products. We distribute our “Armstrong Air,” “Ducane,” “AirEase,” “Concord,” Magic-Pak” and “Advanced
Distributor Products” brands through the traditional two-step distribution process whereby we sell our products
to distributors who, in turn, sell the products to installing contractors. In addition, we provide heating and cooling
products and services directly to consumers through Company-owned Service Experts dealer service centers.

Over the years, the “Lennox” brand has become synonymous with “Dave Lennox,” a highly recognizable
advertising icon in the heating and cooling industry. The “Dave Lennox” image is utilized in mass media
advertising, as well as in numerous locally produced dealer advertisements, open houses and trade events.

Manufacturing

We operate manufacturing facilities in the United States and throughout the world. We have embraced lean-
manufacturing principles, a manufacturing philosophy which reduces waste in manufactured products by short-
ening the timeline between the customer order and delivery, accompanied by initiatives to achieve high product
quality across our manufacturing operations. In our facilities most impacted by seasonal demand, we manufacture
both heating and cooling products to smooth seasonal production demands and maintain a relatively stable labor
force. We are generally able to hire temporary employees to meet changes in demand.

Supply Chain Logistics

We rely on various suppliers to furnish the raw materials and components used in the manufacturing of our
products. To maximize our buying effectiveness in the marketplace, we have developed a central strategic sourcing
group that consolidates required purchases of materials, components and indirect items across business segments.
The strategic sourcing group generally concentrates purchases for a given item with one or two suppliers, although
we believe there are alternative suppliers for all of our key raw material and component needs. Compressors, motors

4

and controls constitute our most significant component purchases, while steel, copper and aluminum account for the
bulk of our raw material purchases. We own a 24.5% interest in a joint venture that manufactures compressors in the
1.5 to 6.5 horsepower range. This joint venture provides us with the majority of our domestic compressor
requirements for our residential and commercial businesses.

In 2006, we created a centrally led business excellence program to drive improvements globally in the area of
lean manufacturing and six sigma. Our business functions have been utilizing these tools independently. With the
central focus, we will leverage the knowledge base from these tools and expand the program to include programs in
all of our transactional areas.

We drive cross business improvements in supply chain through an order fulfillment council. This council
focuses on improvements in processes from the time an order is taken until a product is delivered to the customer.

Research and Development and Technology

An important part of our growth strategy is continued investment in research and product development to both
develop new products as well as make improvements to existing product lines. As a result, we spent an aggregate of
$42.2 million, $40.3 million and $37.6 million on research and development during 2006, 2005 and 2004,
respectively. We operate a global engineering council that focuses on product development innovation and process
improvements.

Intellectual property and innovative designs are leveraged across our businesses. We leverage product
development cycle time improvement and product data management to drive key programs to market more
rapidly. Advanced, commercially available computer-aided design, computer-aided manufacturing, computational
fluid dynamics and other sophisticated software are used not only to streamline the design and manufacturing
processes, but also to run complex computer simulations on a product design before a working prototype is created.

We operate a full line of metalworking equipment and advanced laboratories certified by applicable industry

associations.

Seasonal Nature of Business

Our sales and related segment profit tend to be seasonally higher in the second and third quarters of the year
because, in the U.S. and Canada, summer is the peak season for sales of air conditioning equipment and services.

Patents and Trademarks

We hold numerous patents that relate to the design and use of our products. We consider these patents
important, but no single patent is material to the overall conduct of our business. Our policy is to obtain and protect
patents whenever such action would be beneficial. We own or license several trademarks we consider important in
the marketing of our products, including Lennox», Armstrong AirTM, DucaneTM, Allied CommercialTM, Advanced
Distributor Products», Aire-FloTM, AirEase», Concord», Magic-Pak», Superior», Whitfield», Earth StoveTM,
Security ChimneysTM, Country StovesTM, Service Experts», Bohn», LarkinTM, Climate ControlTM, Chandler
Refrigeration», KirbyTM, Heatcraft Worldwide RefrigerationTM, LovelocksTM, HK RefrigerationTM, Frigus-BohnTM
and Friga-BohnTM. These trademarks have no fixed expiration date and we believe our rights in these trademarks are
adequately protected.

Competition

Substantially all markets in which we participate are highly competitive. The most significant competitive
factors we face are product reliability, product performance, service and price, with the relative importance of these
factors varying among our businesses. In our Service Experts segment, we face competition from independent
dealers, as well as dealers owned by utility companies. Listed below are some of the companies we view as

5

significant competitors in the three other segments we serve, with relevant brand names, when different than the
company name, shown in parentheses.

(cid:129) Residential Heating & Cooling — United Technologies Corp. (Carrier, Bryant, Tempstar, Comfortmaker,
Heil, Arcoaire, Keeprite); Goodman Global, Inc. (Goodman, Amana); American Standard Companies Inc.
(Trane); Paloma Co., Ltd. (Rheem, Ruud); Johnson Controls, Inc. (York, Weatherking); Nordyne
(Westinghouse, Frigidaire, Tappan, Philco, Kelvinator, Gibson); HNI Corporation (Heatilator, Heat-n-Glo);
and CFM Corporation (Majestic).

(cid:129) Commercial Heating & Cooling — United Technologies Corp. (Carrier); American Standard Companies

Inc. (Trane); Johnson Controls, Inc. (York); AAON, Inc.; and Daikin Industries, Ltd. (McQuay).

(cid:129) Refrigeration — United Technologies Corp. (Carrier); Ingersoll-Rand Company Limited (Hussmann);

Tecumseh Products Company; and Emerson Electric Co. (Copeland).

Employees

As of December 31, 2006, we employed approximately 16,000 employees, of whom approximately 5,000
were salaried and 11,000 were hourly. The number of hourly workers we employ may vary in order to match our
labor needs during periods of fluctuating demand. Approximately 3,600 employees are represented by unions. We
believe our relationships with our employees and with the unions representing our employees are generally good
and we do not anticipate any material adverse consequences resulting from negotiations to renew any collective
bargaining agreements.

Environmental Regulation

Our operations are subject to evolving and often increasingly stringent international, federal, state, and local
laws and regulations concerning the environment. Environmental laws that affect or could affect our domestic
operations include, among others, the National Appliance Energy Conservation Act of 1987, as amended
(“NAECA”), the Energy Policy Act, the Clean Air Act, the Clean Water Act, the Resource Conservation and
Recovery Act, the Comprehensive Environmental Response, Compensation and Liability Act, the National
Environmental Policy Act, the Toxic Substances Control Act, any regulations promulgated under these acts
and various other international, federal, state and local laws and regulations governing environmental matters. We
believe we are in substantial compliance with such existing environmental laws and regulations and do not expect
that any compliance measures taken by us will have a material effect on our capital expenditures, earnings or
competitive position in fiscal 2007.

Energy Efficiency. We are subject to appliance efficiency regulations promulgated under NAECA and
various state regulations concerning the energy efficiency of our products. As of January 23, 2006, all residential
central air conditioners manufactured in the United States must comply with a minimum 13 seasonal energy
efficiency rating, or “SEER,” standard under NAECA. We have successfully developed energy-efficient products
that meet this standard. The U.S. Department of Energy is currently revising the national residential furnace
standard. We have established a process that will allow us to offer new products that meet or exceed these new
national standards well in advance of the new standards implementation. Similar new standards are being
promulgated for commercial air conditioning and refrigeration equipment. We are actively involved in the
development of these new standards and believe we are prepared to have product in place in advance of the
implementation of all such regulations being considered by the U.S. Department of Energy.

Refrigerants. The use of hydrochlorofluorocarbons, or “HCFCs,” as a refrigerant for air conditioning and
refrigeration equipment is common practice in the HVACR industry. However, international and country specific
regulations require the use of certain substances deemed to be ozone depleting, including HCFCs, to be phased out
over a particular period of time. Under the Clean Air Act and implementing regulations, the use of all HCFCs in new
equipment within the U.S. must be phased out by 2010. We, together with major chemical manufacturers, are
reviewing and addressing the potential impact of these regulations on our product offerings and have developed and
continue to develop new products that replace the use of HCFCs with the widely accepted Hydroflurocarbons, or
“HFCs,” and other approved substitutes. We have been an active participant in the ongoing international dialogue on

6

this subject and believe we are well positioned to react in a timely manner to any changes in the regulatory
landscape. In addition, we are taking proactive steps to implement responsible use principles and guidelines with
respect to limiting refrigerants from escaping into the atmosphere throughout the life span of HVACR equipment.

Remediation Activity.

In addition to affecting our ongoing operations, applicable environmental laws can
impose obligations to remediate hazardous substances at our properties, at properties formerly owned or operated
by us and at facilities to which we have sent or send waste for treatment or disposal. We are aware of contamination
at some of our facilities; however, based on facts presently known, we do not believe that any future remediation
costs at such facilities will be material to our results of operations. At one site located in Brazil, we are currently
evaluating the remediation efforts that may be required by applicable environmental laws related to the release of
certain hazardous materials. We currently believe that the release of the hazardous materials occurred over an
extended period of time, including a time when we did not own the site. We plan to complete additional assessments
of the site by the second quarter of 2007 in order to help determine the possible remediation activities that may be
conducted at this site. Once the site assessments are completed and the possible remediation activities are known,
approval of the remediation plan by local governmental authorities will be required before such activities can begin.
We believe that containment is one of the several viable options in order to comply with local regulatory standards.
For more information see Note 13 in the Notes to our Consolidated Financial Statements.

We have received notices in the past that we are a potentially responsible party along with other potentially
responsible parties in Superfund proceedings under the Comprehensive Environmental Response, Compensation
and Liability Act for cleanup of hazardous substances at certain sites to which the potentially responsible parties are
alleged to have sent waste. Based on the facts presently known, we do not believe environmental cleanup costs
associated with any Superfund sites where we have received notice that we are a potentially responsible party will
be material.

European WEEE and RoHS Compliance.

In the European marketplace, electrical and electronic equipment
is required to comply with the Directive on Waste Electrical and Electronic Equipment (“WEEE”) and the Directive
on Restriction of Use of Certain Hazardous Substances (“RoHS”). WEEE aims to prevent waste by encouraging
reuse and recycling and RoHS restricts the use of six hazardous substances in electrical and electronic products. All
HVACR products and certain components of such products “put on the market” in the EU (whether or not
manufactured in the EU) are potentially subject to WEEE and RoHS. Because all HVACR manufacturers selling
within or from the EU are subject to the standards promulgated under WEEE and RoHS, we believe that neither
WEEE nor RoHS uniquely impact us as compared to such other manufacturers. Similar directives are being
introduced in other parts of the world, including the United States. For example, California, China and Japan have
all adopted unique versions of RoHS possessing similar intent. We are actively monitoring the development of such
directives and believe we are well positioned to comply with such directives in the required time frames.

Available Information

Our web site address is www.lennoxinternational.com. We make available, free of charge through this web
site, our annual reports on Form 10-K, quarterly reports on Form 10-Q, current reports on Form 8-K and
amendments to those reports filed or furnished pursuant to Section 13(a) of the Securities Exchange Act of
1934, as amended, as soon as reasonably practicable after such material is electronically filed with, or furnished to,
the Securities and Exchange Commission (the “SEC”).

Certifications

We submitted the 2006 New York Stock Exchange (the “NYSE”) Annual CEO Certification regarding our

compliance with the NYSE’s corporate governance listing standards to the NYSE on May 19, 2006.

The certifications of our Chief Executive Officer and Chief Financial Officer pursuant to Section 302 and
Section 906 of the Sarbanes-Oxley Act of 2002 are filed and furnished, respectively, as exhibits to this Annual
Report on Form 10-K.

7

Executive Officers of the Company

Our executive officers, their present positions and their ages are as follows:

Name

Age

Position

Robert E. Schjerven. . . . . . . . . . . . . . . .
Harry J. Ashenhurst, Ph.D . . . . . . . . . . .

64 Chief Executive Officer
58 Executive Vice President and Chief Administrative

Harry J. Bizios . . . . . . . . . . . . . . . . . . .

Officer

56 Executive Vice President and President and Chief
Operating Officer, LII Commercial Heating &
Cooling

Scott J. Boxer . . . . . . . . . . . . . . . . . . . .

56 Executive Vice President and President and Chief

Operating Officer, Service Experts

Susan K. Carter . . . . . . . . . . . . . . . . . . .

48 Executive Vice President and Chief Financial

Officer

Linda A. Goodspeed . . . . . . . . . . . . . . .

45 Executive Vice President and Chief Supply Chain,

Logistics, and Technology Officer

David W. Moon. . . . . . . . . . . . . . . . . . .

45 Executive Vice President and President and Chief

Operating Officer, LII Worldwide Refrigeration

William F. Stoll, Jr.

. . . . . . . . . . . . . . .

58 Executive Vice President, Chief Legal Officer and

Douglas L. Young . . . . . . . . . . . . . . . . .

Secretary

44 Executive Vice President and President and Chief
Operating Officer, LII Residential Heating &
Cooling

Roy A. Rumbough, Jr.

. . . . . . . . . . . . .

51 Vice President, Controller and Chief Accounting

Officer

The following biographies describe the business experience of our executive officers:

Robert E. Schjerven was named our Chief Executive Officer in 2001 and has served on the Board of Directors
since that time. Prior to his appointment as Chief Executive Officer, he served as our Chief Operating Officer in
2000 and as President and Chief Operating Officer of Lennox Industries Inc., one of our subsidiaries, from 1995 to
2000. He joined us in 1986 as Vice President of Marketing and Engineering of Heatcraft Inc., one of our
subsidiaries. From 1988 to 1991, he held the position of Vice President and General Manager of Heatcraft. From
1991 to 1995, he served as President and Chief Operating Officer of Armstrong Air Conditioning Inc., one of our
former subsidiaries. Mr. Schjerven spent the first 20 years of his career with The Trane Company, an international
manufacturer and marketer of HVAC systems, and McQuay-Perfex Inc. As announced in September 2006,
Mr. Schjerven has advised us of his intention to retire from his duties as Chief Executive Officer by mid-2007.
We are conducting an internal and external search for Mr. Schjerven’s successor.

Harry J. Ashenhurst, Ph.D. was appointed our Chief Administrative Officer in 2000. Dr. Ashenhurst joined us
in 1989 as Vice President of Human Resources, was named our Executive Vice President, Human Resources in
1990 and in 1994 became Executive Vice President, Human Resources and Administration and assumed respon-
sibility for the public relations and communications and aviation departments. Dr. Ashenhurst is also responsible for
risk management, corporate safety, facilities and government affairs. From June 2005 to August 2006,
Dr. Ashenhurst assumed additional responsibilities as interim President and Chief Operating Officer of our
Worldwide Refrigeration business. Prior to joining us, Dr. Ashenhurst worked as an independent management
consultant with the consulting firm of Roher, Hibler and Replogle.

Harry J. Bizios was appointed Executive Vice President and President and Chief Operating Officer of our
Commercial Heating & Cooling segment in October 2006. Mr. Bizios had previously served as Vice President and
General Manager, Worldwide Commercial Systems since 2005 and as Vice President and General Manager of
Lennox North American Commercial Products from 2003 to 2005. Mr. Bizios began his career with us in 1976 as an
industrial engineer at our manufacturing facility in Marshalltown, Iowa and was promoted to Production Manager
in 1980 and Factory Manager in 1986. He was next promoted to Vice President of Operations at Armstrong Air

8

Conditioning Inc., one of our former subsidiaries, in 1989. In 1991, Mr. Bizios was appointed Vice President of
Manufacturing for Lennox Industries Inc., one of our subsidiaries, and served as Vice President and General
Manager of Lennox Industries Commercial from June 1998 to 2003.

Scott J. Boxer joined us in 1998 as Executive Vice President, Lennox Global Ltd., one of our subsidiaries, and
President, European Operations. He was appointed President of Lennox Industries Inc., one of our subsidiaries, in
2000 and was named President and Chief Operating Officer of our Service Experts segment in July 2003. Prior to
joining us, Mr. Boxer spent 26 years with York International Corporation, a HVACR manufacturer, in various roles,
including President, Unitary Products Group Worldwide, where he reported directly to the Chairman of that
company and directed residential and light commercial heating and air conditioning operations worldwide.
Mr. Boxer previously served as an Executive Board Member of the Air-Conditioning & Refrigeration Institute
and is currently Chairman of the Board of Trustees of North American Technical Excellence, Inc.

Susan K. Carter was appointed our Executive Vice President and Chief Financial Officer in August 2004.
Ms. Carter also served as our Treasurer from August 2004 through September 2005. Prior to joining us, Ms. Carter
was Vice President of Finance and Chief Accounting Officer of Cummins, Inc., a global power leader and
manufacturer of engines, electric power generation systems, and engine-related products from 2002 to 2004. From
1996 to 2002, Ms. Carter served as Vice President and Chief Financial Officer of Transportation & Power Systems
and held other senior financial management positions at Honeywell, Inc., formerly AlliedSignal, Inc. She also
previously served in senior financial management positions at Crane Co. and DeKalb Corporation. Ms. Carter
currently serves on the Board of Directors of Lyondell Chemical Company.

Linda A. Goodspeed was appointed our Executive Vice President and Chief Supply Chain, Logistics and
Technology Officer (formerly known as “Chief Technology Officer”) in September 2001. Prior to joining us,
Ms. Goodspeed served as President and Chief Operating Officer of Partminer, Inc., a privately held electronics
business-to-business supply chain parts and service company from 2000 to 2001. Beginning her career in
engineering with Ford Motor Company in 1984, Ms. Goodspeed moved to Nissan research and development in
1989 and joined the Appliance division of General Electric Company (“GE”) in 1996. She became GE’s Range
Product Development Manager in 1997 and was promoted to Product General Manager in 1999. She also became
General Manager in 1999 for Six Sigma, managing a team of 160 GE quality leaders spanning operations across the
company. Ms. Goodspeed currently serves as a member of the Board of Directors of Columbus McKinnon
Corporation and American Electric Power Company Inc.

David W. Moon was appointed Executive Vice President and President and Chief Operating Officer of our
Worldwide Refrigeration business in August 2006. Mr. Moon had previously served as Vice President and General
Manager of Worldwide Refrigeration, Americas Operations since July 2002. Prior to serving in that position, he
served as Managing Director in Australia beginning in July 1999, where his responsibilities included heat transfer
manufacturing and distribution, refrigeration wholesaling and manufacturing, and HVAC manufacturing and
distribution in Australia and New Zealand. Mr. Moon originally joined us in 1998 as Operations Director, Asia
Pacific. Prior to that time, Mr. Moon held various management positions at Allied Signal, Inc., Case Corporation,
and Tenneco Inc. in the United States, Hong Kong, Taiwan and Germany.

William F. Stoll, Jr. became our Executive Vice President, Chief Legal Officer and Secretary in March 2004.
Prior to that time, Mr. Stoll served as Executive Vice President and Chief Legal Officer of Borden, Inc. from 1996 to
2003. Prior to his career with Borden, Inc., he worked for 21 years with Westinghouse Electric Corporation,
becoming Vice President and Deputy General Counsel in 1993.

Douglas L. Young was appointed Executive Vice President and President and Chief Operating Officer of our
Residential Heating & Cooling segment in October 2006. Mr. Young had previously served as Vice President and
General Manager of North American Residential Products since 2003 and as Vice President and General Manager
of Lennox North American Residential Sales, Marketing, and Distribution from August 1999 to 2003. Prior to his
career with us, Mr. Young was employed in the Appliances division of GE, where he held various management
positions in sales, marketing, and international and consumer services, before serving as General Manager of
Marketing for GE Appliance division’s $3 billion retail group from 1997 to 1999 and as General Manager of
Strategic Initiatives in 1999.

9

Roy A. Rumbough, Jr. was appointed our Vice President, Controller and Chief Accounting Officer in July 2006.
Prior to joining us, Mr. Rumbough served as Vice President, Corporate Controller of Maytag Corporation (“Maytag”),
a position he held since June 2002. From 1998 to June 2002, Mr. Rumbough served as VP Controller of Blodgett
Corporation, a portfolio of foodservice equipment companies and former affiliate of Maytag. Mr. Rumbough’s career
at Maytag spanned 17 years and included internal audit, financial planning and analysis, and business unit controller
roles. Prior to his career at Maytag, Mr. Rumbough worked for Deloitte and Touche, LLP.

Item 1A. Risk Factors

Forward-Looking Statements

This Annual Report on Form 10-K contains forward-looking statements within the meaning of Section 27A of
the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended, that
are based on information currently available to management as well as management’s assumptions and beliefs. All
statements, other than statements of historical fact, included in this Annual Report on Form 10-K constitute
forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995, including
but not limited to statements identified by the words “may,” “will,” “should,” “plan,” “predict,” “anticipate,”
“believe,” “intend,” “estimate” and “expect” and similar expressions. Such statements reflect our current views with
respect to future events, based on what we believe are reasonable assumptions; however, such statements are subject
to certain risks and uncertainties. In addition to the specific uncertainties discussed elsewhere in this Annual Report
on Form 10-K, the risk factors set forth below may affect our performance and results of operations. Should one or
more of these risks or uncertainties materialize, or should underlying assumptions prove incorrect, actual results
may differ materially from those in the forward-looking statements. We disclaim any intention or obligation to
update or review any forward-looking statements or information, whether as a result of new information, future
events or otherwise.

Risk Factors

The following risk factors and other information included in this Annual Report on Form 10-K should be
carefully considered. We believe these are the principal material risks currently facing our business; however,
additional risks and uncertainties not presently known to us or that we presently deem less significant may also
impair our business operations. If any of the following risks actually occur, our business, financial condition or
results of operations could be materially adversely affected.

Cooler than Normal Summers and Warmer than Normal Winters May Depress Our Sales.

Demand for our products and for our services is strongly affected by the weather. Cooler than normal summers
depress our sales of replacement air conditioning and refrigeration products and warmer than normal winters have
the same effect on our heating products.

We May Incur Substantial Costs as a Result of Warranty and Product Liability Claims Which Could

Negatively Affect Our Profitability.

The development, manufacture, sale and use of our products involve risks of warranty and product liability
claims. In addition, because we own installing heating and air conditioning dealers in the United States and Canada,
we incur the risk of liability claims for the installation and service of heating and air conditioning products. Our
product liability insurance policies have limits that, if exceeded, may result in substantial costs that would have an
adverse effect on our future profitability. In addition, warranty claims are not covered by our product liability
insurance and certain product liability claims may not be covered by our product liability insurance either.

For some of our HVAC products, we provide warranty terms ranging from one to 20 years to customers for
certain components such as compressors or heat exchangers. For select products, we have provided lifetime
warranties for heat exchangers. Warranties of such extended lengths pose a risk to us as the future costs may exceed
our current estimates of those costs. Warranty expense is recorded on the date that revenue is recognized and
requires significant assumptions about what costs will be incurred in the future. We may be required to record

10

material adjustments to accruals and expense in the future if actual costs for these warranties are different than our
assumptions.

Our Business Could be Adversely Affected by an Economic Downturn.

Our business is affected by a number of economic factors, including the level of economic activity in the
markets in which we operate. Our sales in the residential and commercial new construction market correlate to the
number of new homes and buildings that are built, which in turn is influenced by cyclical factors such as interest
rates, inflation, consumer spending habits, employment rates and other macroeconomic factors over which we have
no control. In the HVACR business, a decline in economic activity as a result of these cyclical or other factors
typically results in a decline in new construction and replacement purchases, which could result in a decrease in our
sales and profitability.

We May Not be Able to Compete Favorably in the Highly Competitive HVACR Business.

Substantially all of the markets in which we operate are highly competitive. The most significant competitive
factors we face are product reliability, product performance, service and price, with the relative importance of these
factors varying among our product lines. Other factors that affect competition in the HVACR market include the
development and application of new technologies, an increasing emphasis on the development of more efficient
HVACR products, and new product introductions. The establishment of manufacturing in low cost countries could
also provide cost advantages to existing and emerging competitors. Our competitors may have greater financial
resources than we have, allowing them to invest in more extensive research and development and/or marketing
activity. In addition, our Service Experts segment faces competition from independent dealers and dealers owned by
utility companies and other consumer service providers, some of whom may be able to provide their products or
services at lower prices than we can. We may not be able to compete successfully against current and future
competitors and current and future competitive pressures may cause us to reduce our prices or lose market share, or
could negatively affect our cash flow, which could have an adverse effect on our future financial results.

We May Not be Able to Successfully Develop and Market New Products.

Our future success depends on our continued investment in research and new product development and our
ability to commercialize new technological advances in the HVACR industry. If we are unable to continue to
successfully develop and market new products or to achieve technological advances on a pace consistent with that of
our competitors, our business and results of operations could be adversely impacted.

We May Not be Able to Successfully Integrate and Operate Businesses that We May Acquire.

From time to time, we may seek to complement or expand our business through strategic acquisitions. The
success of these transactions will depend, in part, on our ability to integrate and operate the acquired businesses
profitably. If we are unable to successfully integrate acquisitions with our operations, we may not realize the
anticipated benefits associated with such transactions, which could adversely affect our business and results of
operations.

We Use a Variety of Raw Materials and Components in Our Business and Price Increases or Significant

Supply Interruptions Could Increase Our Operating Costs and/or Depress Sales.

In the manufacture of our products, we depend on raw materials, such as steel, copper and aluminum, and
components purchased from third parties. We generally concentrate purchases for a given raw material or
component with one or two suppliers. Although we believe there are alternative suppliers for all of our key
raw material and component needs, if a supplier is unable or unwilling to meet our supply requirements, we could
experience supply interruptions or cost increases, either of which could have an adverse effect on our gross profit. In
addition, although we regularly pre-purchase a portion of our raw materials at fixed prices each year to hedge
against price increases, a large increase in raw materials prices could significantly increase our cost of goods sold
and negatively impact our margins if we are unable to effectively pass such price increases on to our customers.
Alternatively, if we increase our prices in response to increases in the prices or quantities of raw materials or

11

components we require or encounter significant supply interruptions, our competitive position could be adversely
effected, which may result in depressed sales.

Because a Significant Percentage of Our Workforce is Unionized, We Face Risks of Work Stoppages and

Other Labor Relations Problems.

As of December 31, 2006, approximately 23% of our workforce was unionized. As we expand our operations,
we may be subject to increased unionization of our workforce. While we believe our relationships with the unions
representing our employees are generally good, the results of future negotiations with these unions and the effects of
any production interruptions or labor stoppages could have an adverse effect on our financial results.

We are Subject to Litigation and Environmental Regulations that Could Have an Adverse Effect on Our

Results of Operations.

We are involved in various claims and lawsuits incidental to our business, including those involving product
liability, labor relations and environmental matters, some of which claim significant damages. Given the inherent
uncertainty of litigation, we cannot be certain that existing litigation or any future adverse developments will not
have a material adverse impact on our financial condition. In addition, we are subject to extensive and changing
federal, state and local laws and regulations designed to protect the environment including, among others, the
National Appliance Energy Conservation Act of 1987, as amended, the Energy Policy Act, the Clean Air Act, the
Clean Water Act, the Resource Conservation and Recovery Act, the Comprehensive Environmental Response,
Compensation and Liability Act, the National Environmental Policy Act, the Toxic Substances Control Act, any
regulations promulgated under these acts and various other international, federal, state and local laws and
regulations governing environmental matters. These laws and regulations could impose liability for remediation
costs and civil or criminal penalties in cases of non-compliance. Compliance with environmental laws increases our
costs of doing business. Because these laws are subject to frequent change, we are unable to predict the future costs
resulting from environmental compliance.

Any Future Determination that a Significant Impairment of the Value of Our Goodwill Intangible Asset

has Occurred Could Have a Material Adverse Affect on Our Results of Operations.

As of December 31, 2006, we had goodwill, net of accumulated amortization, of approximately $239.8 million
on our Consolidated Balance Sheet. Any future determination that a significant impairment of the value of goodwill
has occurred would require a write-down of the impaired portion of unamortized goodwill to fair value, which
would reduce our assets and stockholders’ equity and could have a material adverse affect on our results of
operations.

Item 1B. Unresolved Staff Comments

None.

12

Item 2. Properties

The following chart lists our principal domestic and international manufacturing, distribution and office
facilities as of February 15, 2007 and indicates the business segment that uses such facilities, the approximate size
of such facilities and whether such facilities are owned or leased:

Location

Richardson, TX
Marshalltown, IA
Blackville, SC
Orangeburg, SC
Columbia, SC
Grenada, MS
Union City, TN
Lynwood, CA
Laval, Canada
Des Moines, IA

Stuttgart, AR
Prague, Czech Republic
Longvic, France
Mions, France
Danville, IL
Tifton, GA
Stone Mountain, GA
Milperra, Australia
Genas, France
San Jose dos Campos, Brazil
Auckland, New Zealand
Carrollton, TX

Segment

Headquarters
Residential Heating & Cooling
Residential Heating & Cooling
Residential Heating & Cooling
Residential Heating & Cooling
Residential Heating & Cooling
Residential Heating & Cooling
Residential Heating & Cooling
Residential Heating & Cooling
Residential & Commercial
Heating & Cooling
Commercial Heating & Cooling
Commercial Heating & Cooling
Commercial Heating & Cooling
Commercial Heating & Cooling
Refrigeration
Refrigeration
Refrigeration
Refrigeration
Refrigeration
Refrigeration
Refrigeration
Research and Development
facility

Approx. Sq. Ft.
(In thousands)
311
1,300
375
559
63
300
295
200
152
352

Owned/Leased

Owned & Leased
Owned & Leased
Owned
Owned
Leased
Leased
Owned
Leased
Owned
Leased

530
161
133
129
322
232
145
830
172
160
110
130

Owned
Owned
Owned
Owned
Owned
Owned
Owned
Owned
Owned
Owned
Owned
Owned

Additional manufacturing, distribution and office facilities include the following:

Location

Segment

Auburn, WA
Orange, CA
Burgos, Spain
Barcelona, Spain
Krunkel, Germany
Wuxi, China

Residential Heating & Cooling
Residential Heating & Cooling
Commercial Heating & Cooling
Refrigeration
Refrigeration
Refrigeration

Approx. Sq. Ft.
(In thousands)
80
67
71
65
48
23

Owned/Leased

Leased
Leased
Owned
Leased
Owned
Owned

In addition to the properties described above, we lease over 100 facilities in the United States for use as sales
and service offices and district warehouses and additional facilities worldwide for use as sales and service offices
and regional warehouses. The majority of our Service Experts’ service center facilities are leased. We routinely
evaluate our production facilities to ensure adequate capacity, effective cost structure, and consistency with our
business strategy. We believe that our properties are in good condition, suitable and adequate for their present
requirements and that our principal plants are generally adequate to meet our production needs.

13

In February 2006, Allied Air Enterprises, a division of our Residential Heating & Cooling segment, announced
that we commenced plans to close our facility and current operations in Bellevue, Ohio. The consolidation has been
a phased process expected to be completed by the end of the first quarter of fiscal 2007.

Item 3. Legal Proceedings

We are involved in various claims and lawsuits incidental to our business. As previously reported, in January
2003, we, along with one of our subsidiaries, Heatcraft Inc., were named in the following lawsuits in connection
with our former heat transfer operations:

(cid:129) Lynette Brown, et al., vs. Koppers Industries, Inc., Heatcraft Inc., Lennox International Inc., et al., Circuit

Court of Washington County, Civil Action No. CI 2002-479;

(cid:129) Likisha Booker, et al., vs. Koppers Industries, Inc., Heatcraft Inc., Lennox International Inc., et al., Circuit

Court of Holmes County; Civil Action No. 2002-549;

(cid:129) Walter Crowder, et al., vs. Koppers Industries, Inc., Heatcraft Inc. and Lennox International Inc., et al.,

Circuit Court of Leflore County, Civil Action No. 2002-0225; and

(cid:129) Benobe Beck, et al., vs. Koppers Industries, Inc., Heatcraft Inc. and Lennox International Inc., et al., Circuit

Court of the First Judicial District of Hinds County, No. 03-000030.

On behalf of approximately 100 plaintiffs, the lawsuits allege personal injury resulting from alleged emissions
of trichloroethylene, dichloroethylene, and vinyl chloride and other unspecified emissions from the South Plant in
Grenada, Mississippi, previously owned by Heatcraft Inc. Each plaintiff seeks to recover actual and punitive
damages. On our motion to transfer venue, two of the four lawsuits (Booker and Crowder) were ordered severed and
transferred to Grenada County by the Mississippi Supreme Court, requiring plaintiffs’ counsel to maintain a
separate lawsuit for each of the individual plaintiffs named in these suits. To our knowledge, as of February 15,
2007, plaintiffs’ counsel has requested the transfer of files regarding five individual plaintiffs from the Booker case
and five individual plaintiffs from the Crowder case. While at this time, only the Booker and Crowder cases have
been ordered severed and transferred by the Mississippi Supreme Court, we expect the Beck and Brown cases to be
transferred, as well, in the near future. It is not possible to predict with certainty the outcome of these matters or an
estimate of any potential loss. Based on present knowledge, we believe that it is unlikely that any final resolution of
these matters will result in a material liability.

Item 4. Submission of Matters to a Vote of Security Holders

No matters were submitted to a vote of our stockholders during the fourth quarter of fiscal 2006.

14

PART II

Item 5. Market for Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of

Equity Securities

Market Price for Common Stock

Our common stock is listed for trading on the New York Stock Exchange under the symbol “LII.” The high and

low sales prices for our common stock for each quarterly period during 2006 and 2005 were as follows:

Price Range Per Common Share

2006

2005

High

Low

High

Low

First Quarter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Second Quarter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Third Quarter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fourth Quarter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$32.63
34.76
26.68
31.39

$27.90
22.92
21.15
22.44

$22.99
22.41
27.42
30.60

$19.33
18.65
20.50
24.81

Dividends

During 2006 and 2005, we declared quarterly cash dividends as set forth below:

Dividends Per
Common Share
2006
2005

First Quarter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $0.11
0.11
Second Quarter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
0.11
Third Quarter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
0.13
Fourth Quarter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$0.10
0.10
0.10
0.11

Fiscal Year . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $0.46

$0.41

The amount and timing of dividend payments are determined by our Board of Directors and subject to certain
restrictions under our credit agreements. As of the close of business on February 15, 2007, there were approximately
812 record holders of our common stock.

In December 2006, our Board of Directors voted to increase the quarterly cash dividend 18%, from $0.11 per

share of common stock to $0.13 per share of common stock.

15

Comparison of Total Stockholder Return

The following performance graph compares our cumulative total returns with the cumulative total returns of
the Standard & Poor’s Small-Cap 600 Index and a peer group of U.S. industrial manufacturing and service
companies in the heating, ventilation, air conditioning and refrigeration businesses from December 31, 2001
through December 31, 2006. The graph assumes that $100 was invested on December 31, 2001, with dividends
reinvested. Peer group returns are weighted by market capitalization. Our peer group includes AAON, Inc.,
American Standard Companies Inc., Comfort Systems USA, Inc., Goodman Global, Inc., and Watsco, Inc.

Comparison of 5 Year Cumulative Total Return
Assumes Initial Investment of $100
December 2006

400.00

350.00

300.00

250.00

200.00

150.00

100.00

50.00

0.00

2001

2002

2003

2004

2005

2006

LENNOX INTL INC

S&P 600 Index - Total Return

Peer

Our Purchase of LII Equity Securities

On September 19, 2005, we announced that the Board of Directors authorized a stock repurchase program,
pursuant to which we may repurchase up to 10,000,000 shares of our common stock, from time to time, through
open market-purchases (the “2005 Stock Repurchase Program”). Prior to October 1, 2006, we had repurchased
5,194,741 shares of common stock under the 2005 Stock Repurchase Program. In the fourth quarter of 2006, we
made the following repurchases of common stock under the 2005 Stock Repurchase Program:

Period

October 1 through October 31 . . . . . .
November 1 through November 30 . .
December 1 through

Total
Number of
Shares
Purchased(1)

1,151
1,172,630

December 31(2) . . . . . . . . . . . . . .

66,832

Total. . . . . . . . . . . . . . . . . . . . . . . . .

1,240,613

Average Price
Paid Per Share
(including fees)(1)

Total Number of
Shares Purchased as
Part of Publicly
Announced Plans or
Programs

Maximum Number
of Shares that may
yet be Purchased
Under the Plans or
Programs

$26.08
$27.71

$31.04

$27.88

—
1,162,300

—

1,162,300

4,805,259
3,642,959

3,642,959

3,642,959

(1) In addition to purchases under the 2005 Stock Repurchase Program, this column reflects the surrender to us of
an aggregate of 78,313 shares of common stock to satisfy tax withholding obligations in connection with the
exercise of stock appreciation rights and the vesting of restricted stock awards.

(2) All purchases during the month of December were settled in December 2006 but traded in November 2006.

16

Item 6. Selected Financial Data (unaudited)

The table below shows selected financial data for the five years ended December 31, 2006:

2006

For the Years Ended December 31,
2005
2003
2004
(In millions, except per share data)

2002

Statements of Operations Data
Net Sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $3,671.1
Operational Income (Loss) From Continuing

Operations. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Income (Loss) From Continuing Operations . . . . . .
Net Income (Loss) . . . . . . . . . . . . . . . . . . . . . . . .
Diluted Earnings (Loss) Per Share From

222.4
166.0
166.0

2.26
0.46

Continuing Operations . . . . . . . . . . . . . . . . . . . .
Dividends Per Share . . . . . . . . . . . . . . . . . . . . . . .
Other Data
Capital Expenditures . . . . . . . . . . . . . . . . . . . . . . . $
Research and Development Expenses . . . . . . . . . . .
Balance Sheet Data at Period End
Total Assets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $1,719.8
109.2
Total Debt
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
804.4
Stockholders’ Equity . . . . . . . . . . . . . . . . . . . . . . .

73.8
42.2

$3,366.2

$2,982.7

$2,789.9

$2,727.4

253.4
152.1
150.7

2.13
0.41

63.3
40.3

$

(36.6)
(93.5)
(134.4)

(1.56)
0.385

$

40.3
37.6

$

157.8
86.7
86.4

1.36
0.38

39.7
38.0

101.3
(209.5)
(203.5)

0.66
0.38

22.4
38.2

$

$1,737.6
120.5
794.4

$1,518.6
310.5
472.9

$1,720.1
362.3
577.7

$1,510.9
379.9
433.6

In 2004, we recorded a non-cash goodwill impairment charge of $208.0 million, which is included as a
component of operating income in the accompanying Consolidated Statements of Operations. Upon the adoption of
Statement of Financial Accounting Standards No. 142, Goodwill and Other Intangible Assets (“SFAS No. 142”), on
January 1, 2002, we recorded a $283.7 million ($247.9 million, net of tax) goodwill impairment charge. See further
discussion in Note 2 in the Notes to our Consolidated Financial Statements.

Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations

Overview

We participate in four reportable business segments of the HVACR industry. The first reportable segment is
Residential Heating & Cooling, in which we manufacture and market a full line of heating, air conditioning and
hearth products for the residential replacement and new construction markets in the United States and Canada. The
second reportable segment is Commercial Heating & Cooling, in which we primarily manufacture and sell rooftop
products and related equipment for light commercial applications in the United States and Canada and primarily
rooftop products, chillers and air handlers in Europe. The third reportable segment is Service Experts, which
includes sales, installation, maintenance, and repair services for HVAC equipment in the United States and Canada.
The fourth reportable segment is Refrigeration, in which we manufacture and sell unit coolers, condensing units and
other commercial refrigeration products in the United States and international markets.

Our products and services are sold through a combination of distributors, independent and Company-owned
dealer service centers, other installing contractors, wholesalers, manufacturers’ representatives, original equipment
manufacturers and national accounts. The demand for our products and services is seasonal and dependent on the
weather. Hotter than normal summers generate strong demand for replacement air conditioning and refrigeration
products and services and colder than normal winters have the same effect on heating products and services.
Conversely, cooler than normal summers and warmer than normal winters depress HVACR sales and services. In
addition to weather, demand for our products and services is influenced by national and regional economic and
demographic factors, such as interest rates, the availability of financing, regional population and employment
trends, new construction, general economic conditions and consumer confidence.

17

The principal elements of cost of goods sold in our manufacturing operations are components, raw materials,
factory overhead, labor and estimated costs of warranty expense. In our Service Experts segment, the principal
components of cost of goods sold are equipment, parts and supplies and labor. The principal raw materials used in
our manufacturing processes are steel, copper and aluminum. Higher prices for these commodities and related
components continue to present a challenge to us and the HVACR industry in general. We partially mitigated the
impact of higher commodity prices in 2006 and 2005 through a combination of price increases, commodity
contracts, improved production efficiency and cost reduction initiatives.

We estimate approximately 30% of the sales of our Residential Heating & Cooling segment is for new
construction, with the balance attributable to repair, retrofit and replacement. With the current downturn in
residential new construction activity, we are seeing a decline in the demand for the products and services we sell into
this market.

Our fiscal year ends on December 31 and our interim fiscal quarters are each comprised of 13 weeks. For
convenience, throughout this Management’s Discussion and Analysis of Financial Condition and Results of
Operations, the 13-week periods comprising each fiscal quarter are denoted by the last day of the calendar quarter.

Results of Operations

Overview of 2006 Results

(cid:129) Consolidated net sales increased 9.1% in 2006 as compared to the prior year primarily due to price increases
and a higher average price point for residential HVAC products that comply with the NAECA 13 SEER
energy efficiency standard. Net sales increased across all of our segments.

(cid:129) Operational income from continuing operations was $222.4 million in 2006 as compared to $253.4 million
in 2005 as higher commodity costs and increased selling, general and administrative (“SG&A”) costs more
than offset the favorable impact of increased net sales.

(cid:129) Net income for 2006 increased to $166.0 million from $150.7 million in 2005 primarily due to lower income

taxes in 2006.

(cid:129) Net cash provided by operating activities decreased to $199.7 million for 2006 as compared to $228.7 million

for 2005 primarily due to an increase in working capital in 2006.

(cid:129) We paid $163.4 million to repurchase shares of common stock and paid cash dividends of $31.3 million to

our stockholders in 2006.

(cid:129) We recorded an adjustment in the fourth quarter to decrease retained earnings as of January 1, 2006 by
$12.4 million for errors in estimates associated with pre-existing product warranty liabilities under the
provisions of Staff Accounting Bulletin No. 108, Considering the Effects of Prior Year Misstatements when
Quantifying Misstatements in Current Year Financial Statements (“SAB No. 108”).

18

The following table presents certain information concerning our financial results, including information

presented as a percentage of net sales (dollars in millions):

2006

For the Years Ended December 31,
2005

2004

Dollars

Percent

Dollars

Percent

Dollars

Percent

Net sales . . . . . . . . . . . . . . . . . . . . . . . . . . .
Cost of goods sold . . . . . . . . . . . . . . . . . . . .

$3,671.1
2,515.9

100.0% $3,366.2
2,258.2
68.5

100.0% $2,982.7
1,985.2
67.1

100.0%
66.6

Gross profit . . . . . . . . . . . . . . . . . . . . . . .

1,155.2

31.5

1,108.0

32.9

997.5

33.4

Selling, general and administrative

expenses . . . . . . . . . . . . . . . . . . . . . . . . . .
(Gains), losses and other expenses, net . . . . .
Restructuring charges . . . . . . . . . . . . . . . . . .
Goodwill impairment . . . . . . . . . . . . . . . . . .
Equity in earnings of unconsolidated

affiliates . . . . . . . . . . . . . . . . . . . . . . . . . .

Operational income (loss) from continuing
operations . . . . . . . . . . . . . . . . . . . . . . .

973.2
(45.7)
13.3
—

26.5
(1.2)
0.4
—

916.6
(50.2)
2.4
—

27.2
(1.5)
0.1
—

835.2
—
—
208.0

28.0
—
—
7.0

(8.0)

(0.2)

(14.2)

(0.4)

(9.1)

(0.3)

$ 222.4

6.0% $ 253.4

7.5% $ (36.6)

(1.3)%

Loss from discontinued operations . . . . . . . .

$

—

—% $

1.4

—% $

40.9

1.4%

Net income (loss) . . . . . . . . . . . . . . . . . . . . .

$ 166.0

4.5% $ 150.7

4.5% $ (134.4)

(4.5)%

Year Ended December 31, 2006 Compared to Year Ended December 31, 2005 — Consolidated Results

Net Sales

Net sales increased $304.9 million, or 9.1%, to $3,671.1 million for the year ended December 31, 2006 from
$3,366.2 million for the year ended December 31, 2005. The increase in net sales was primarily due to increased
prices in response to an increase in commodity costs across our segments in 2006. Additionally, net sales increased
as we sold more expensive HVAC products meeting the NAECA 13 SEER energy efficiency standard. The
favorable impact of foreign currency translation increased net sales by $25.1 million.

Gross Profit

Gross profit was $1,155.2 million for the year ended December 31, 2006 compared to $1,108.0 million for the
year ended December 31, 2005, an increase of $47.2 million. Gross profit margin declined to 31.5% for the year
ended December 31, 2006 from 32.9% in 2005. The decline in gross profit margin is largely due to an increase in
costs for commodities and related components experienced by our manufacturing businesses for the year ended
December 31, 2006 as compared to 2005. Margins were also impacted as a higher proportion of our sales came from
more price competitive markets.

Our gross profit margin may not be comparable to the gross profit margin of other entities because some
entities include all of the costs related to their distribution network in cost of goods sold, whereas we exclude a
portion of such costs from gross profit margin and record them in SG&A instead. For more information see Note 2
in the Notes to our Consolidated Financial Statements.

Selling, General and Administrative Expenses

SG&A expenses increased $56.6 million, or 6.2%, in 2006. Higher SG&A costs are attributable to an
incremental increase of approximately $50 million in higher distribution and selling expenses in 2006. Selling and
distribution costs increased due to shipping larger HVAC products meeting the NAECA 13 SEER energy efficiency
standard and in correlation with increased volumes stemming from our strategic growth initiatives. As a percentage
of total net sales, SG&A expenses declined to 26.5% for the year ended December 31, 2006 from 27.2% for the year
ended December 31, 2005.

19

(Gains), Losses, and Other Expenses, net

(Gains), losses and other expenses, net for the year ended December 31, 2006 includes the following

(in millions):

Realized (gains) on settled futures contracts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $(66.0)
20.8
Unrealized losses (gains) on open futures contracts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(0.5)
Other items, net . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

(Gains), losses and other expenses, net . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $(45.7)

Restructuring Charges

Restructuring charges increased by $10.9 million to $13.3 million for the year ended December 31, 2006 from
$2.4 million for the year ended December 31, 2005. Restructuring charges incurred in 2006 primarily relate to the
consolidation of our manufacturing, distribution, research and development, and administrative operations of our
two-step operations into South Carolina and closing of our current operations in Bellevue, Ohio. The charges
incurred in 2005 relate to the closing of one of our facilities in Burlington, Washington.

Equity in Earnings of Unconsolidated Affiliates

Investments in affiliates in which the Company does not exercise control and has a 20% or more voting interest
are accounted for using the equity method of accounting. Equity in earnings of unconsolidated affiliates decreased
by $6.2 million to $8.0 million in 2006 as compared to $14.2 million in 2005. The decrease is due to the divestiture
of our heat transfer joint venture in 2005 and the performance of our affiliates.

Interest Expense, net

Interest expense, net, decreased $11.0 million to $4.4 million for the year ended December 31, 2006 from
$15.4 million for the year ended December 31, 2005. The lower interest expense was due primarily to lower average
debt levels as all of our outstanding 6.25% convertible subordinated notes (“Convertible Notes”) were converted to
shares of our common stock on October 7, 2005. Interest income earned increased on higher average cash and cash
equivalent balances and higher short-term investment rate increases.

Other (Income) Expense

Other (income) expense was ($0.4) million for the year ended December 31, 2006, compared to $3.0 million
for 2005. The increase in other income was due primarily to foreign currency exchange losses, which relate
principally to our operations in Canada, Australia and Europe.

Provision for Income Taxes

The provision for income taxes on continuing operations was $52.4 million for the year ended December 31,
2006 compared to a provision for income taxes on continuing operations of $83.0 million for the year ended
December 31, 2005. The effective tax rate on continuing operations was 24.0% and 35.3% for the years ended
December 31, 2006 and December 31, 2005, respectively. The decrease in our provision for taxes is primarily due to
net tax benefits from the release of tax contingency reserves established in prior years and the revaluation of
deferred tax asset valuation allowances. Our effective rates differ from the statutory federal rate of 35% for other
items, in addition to those above, including state and local taxes, non-deductible expenses, foreign operating losses
for which no tax benefits have been recognized and foreign taxes at rates other than 35%.

Year Ended December 31, 2006 Compared to Year Ended December 31, 2005 — Results by Segment

The key performance indicators of our segments are net sales and operational profit. We define segment profit
(loss) as a segment’s income (loss) from continuing operations before income taxes included in the accompanying
Consolidated Statements of Operations; excluding (gains), losses and other expenses, net; restructuring charge;

20

goodwill impairment; interest expense, net; and other (income) expense, net; less (plus) realized gains (losses) on
settled futures contracts.

Residential Heating & Cooling

The following table details our Residential Heating & Cooling segment’s net sales and profit for the years

ended December 31, 2006 and 2005 (dollars in millions):

Year Ended
December 31,

2006

2005

Difference % Change

Net sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Profit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
% of net sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$1,848.4
212.1
11.5%

$1,685.8
206.9
12.3%

$162.6
5.2

9.6%
2.5

Net sales in our Residential Heating & Cooling business segment increased $162.6 million, or 9.6%, to
$1,848.4 million for the year ended December 31, 2006 from $1,685.8 million for year ended December 31, 2005.
Net sales increased due to an increase in prices in response to higher commodity and component costs and the
impact of shipping more expensive HVAC products meeting the NAECA 13 SEER energy efficiency standard.
However, the increases in sales were partially offset by a decline in unit volumes. The North American Residential
HVAC Industry experienced a mid-teen percentage drop in shipments in 2006 as compared to 2005 due to the strong
cooling season in 2005 and the increase in products shipped in the fourth quarter of 2005 in advance of the January
2006 effective date for the NAECA 13 SEER energy efficiency standard. We did not experience as much of a
decline in units shipped as compared to the industry.

Segment profit in Residential Heating & Cooling increased 2.5% to $212.1 million for 2006 from $206.9 mil-
lion in 2005. Cost of goods sold increased with higher commodity and component costs. Operating expenses
increased as we strategically increased our presence in the larger sunbelt markets. We experienced higher freight
costs from shipping larger HVAC products meeting the NAECA 13 SEER energy efficiency standard. Segment
profits were negatively impacted in 2006 by operating inefficiencies resulting from industry-wide component
availability issues for cooling products as well as the relocation of production from Ohio to South Carolina
consistent with our restructuring plans. Warranty expense increased in 2006 related to warranty reserve adjust-
ments. An increase in the realized gains on settled future contracts offset a portion of the segment’s increased costs.

Commercial Heating & Cooling

The following table details our Commercial Heating & Cooling segment’s net sales and profit for the years

ended December 31, 2006 and 2005 (dollars in millions):

Year Ended
December 31,

2006

2005

Difference % Change

Net sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $723.2
73.1
Profit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
10.1%
% of net sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$651.7
56.9

8.7%

$71.5
16.2

11.0%
28.5

Net sales in our Commercial Heating & Cooling segment increased $71.5 million, or 11.0%, to $723.2 million
for the year ended December 31, 2006 from $651.7 million for the year ended December 31, 2005. The increase in
net sales was due primarily to increased volumes coupled with higher prices. Volumes were higher in both the
domestic and European markets with strong European sales growth, particularly in our two-step distribution
channels. Prices increased in 2006 in response to higher commodity and component costs. Net sales were slightly
higher in the segment’s European operations.

Segment profit in Commercial Heating & Cooling increased 28.5% to $73.1 million for the year ended
December 31, 2006 from $56.9 million for the year ended December 31, 2005. Price increases effectively offset
increases in commodity and component costs. Selling and distribution expenses were higher for the year ended
December 31, 2006 due to strategic efforts to leverage expanded distribution capabilities to shorten delivery times

21

and an increase in unit volumes. As a percentage of net sales, selling and distribution costs remained consistent.
Margins were favorably impacted by an increase in the realized gains on settled futures contracts.

Service Experts

The following table details our Service Experts segment’s net sales and profit for the years ended December 31,

2006 and 2005 (dollars in millions):

Year Ended
December 31,

2006

2005

Difference % Change

Net sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $654.1
19.2
Profit (loss) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.9%
% of net sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$641.4
17.0

2.7%

$12.7
2.2

2.0%
12.9

Net sales in our Service Experts segment increased $12.7 million, or 2.0%, to $654.1 million for the year ended
December 31, 2006 from $641.4 million for the year ended December 31, 2005. Declines in the residential new
construction market were offset by growth in the residential and commercial service and replacement markets. The
improvement in net sales also reflects the favorable impact of foreign currency fluctuations.

Segment profit in Service Experts increased $2.2 million to $19.2 million for 2006 from $17.0 million in 2005.
Cost of goods sold increased proportionately to the increase in net sales. However, profit margins remained
relatively flat due to increased administrative expenses primarily resulting from an increase in insurance costs and
salaries and benefits.

Refrigeration

The following table details our Refrigeration segment’s net sales and profit for the years ended December 31,

2006 and 2005 (dollars in millions):

Year Ended
December 31,

2006

2005

Difference % Change

Net sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $526.4
52.3
Profit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9.9%
% of net sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$467.2
44.4

9.5%

$59.2
7.9

12.7%
17.8

Net sales in our Refrigeration segment increased $59.2 million, or 12.7%, to $526.4 million in 2006 from
$467.2 million in 2005. The increase in sales is due to volume growth coupled with price increases. Volumes in
North and South America increased primarily due to growth in original equipment manufacturer sales that service
the supermarket, walk-in refrigeration and cold storage market segments. European volumes grew primarily due to
new product development and enhanced market penetration. Sales in our Australian operations were stronger due to
market growth and greater geographical coverage. Price increases also favorably impacted net sales. These
increases were partially offset by lower sales in the segment’s southeast Asia markets.

Segment profit in Refrigeration increased 17.8% to $52.3 million for the year ended December 31, 2006 from
$44.4 million for the year ended December 31, 2005. Cost of goods sold increased due to higher commodity and
component costs. SG&A expenses increased in 2006 due to increased volumes and with the implementation of our
strategic growth initiative in Asia. Income from investments in joint ventures decreased. Margins were favorably
impacted by an increase in the realized gains on settled futures contracts.

Corporate and Other

Corporate and other costs decreased from $103.1 million in 2005 to $101.5 million in 2006. Increases in
corporate and other costs due to insurance and information technology expenses were more than offset by reduced
long-term incentive costs and slightly higher allocation of costs to our operating segments.

22

Year Ended December 31, 2005 Compared to Year Ended December 31, 2004 — Consolidated Results

Net Sales

Net sales increased $383.5 million, or 12.9%, to $3,366.2 million for the year ended December 31, 2005 from
$2,982.7 million for the year ended December 31, 2004. The increase in net sales was primarily in response to a
strong residential heating and cooling industry resulting from favorable weather and increased prices due to rising
commodity costs across our segments. In addition, the comparison was favorably impacted by increased sales of
commercial equipment to national accounts and mechanical contractors. The favorable impact of foreign currency
translation increased net sales by $28.9 million.

Gross Profit

Gross profit was $1,108.0 million for the year ended December 31, 2005 compared to $997.5 million for the
year ended December 31, 2004, an increase of $110.5 million. Higher costs were incurred by our manufacturing
businesses as costs for commodities and related components increased significantly. We were generally able to
offset higher commodity prices through price increases.

Gross profit margin declined to 32.9% for the year ended December 31, 2005 from 33.4% in 2004. The decline
was due to the realization of $16.7 million of gains related to settled futures contracts included in (gains), losses and
other expenses, net rather than cost of goods sold. See “Accounting for Futures Contracts” below. Our gross profit
margin may not be comparable to the gross profit margin of other entities because some entities include all of the
costs related to their distribution network in cost of goods sold, whereas we exclude a portion of such costs from
gross profit margin and record them in the SG&A line item instead. For more information see Note 2 in the Notes to
our Consolidated Financial Statements.

Selling, General and Administrative Expenses

SG&A expenses increased by 9.7%, or $81.4 million, to $916.6 million for the year ended December 31, 2005
as compared to 2004. The increase in SG&A expenses was due primarily to higher distribution, selling and
marketing expenses of $56.4 million driven by higher sales volumes, unfavorable foreign currency translation (part
of which is included in the higher distribution, selling and marketing expenses), higher expenses for short-term and
long-term incentive compensation programs due to our improved financial performance coupled with our higher
common stock price and expenses associated with personnel changes. As a percentage of total net sales, SG&A
expenses declined to 27.2% for the year ended December 31, 2005 from 28.0% for the year ended December 31,
2004.

(Gains), Losses, and Other Expenses, net

(Gains), losses and other expenses, net for the year ended December 31, 2005 includes the following

(in millions):

Realized (gains) on settled futures contracts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $(16.7)
(23.3)
Unrealized (gains) on open futures contracts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(Gain) on sale of our 45% interest in a heat transfer joint venture . . . . . . . . . . . . . . . . . . . .
(9.3)
Estimated on-going remediation costs in conjunction with the sale of our 45% interest in a

heat transfer joint venture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other items, net . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.2
(3.1)

(Gains), losses and other expenses, net . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $(50.2)

Restructuring Charges

We incurred $2.4 million in restructuring charges in 2005 related to the closing of one of our facilities in

Burlington, Washington. No restructuring charges were recognized in 2004.

23

Goodwill Impairment

We incurred a $208.0 million impairment charge related to our Service Experts segment in 2004. No

impairment charges were recognized in 2005.

Equity in Earnings of Unconsolidated Affiliates

Investments in affiliates in which the Company does not exercise control and has a 20% or more voting interest
are accounted for using the equity method of accounting. Equity in earnings of unconsolidated affiliates increased
by $5.1 million to $14.2 million in 2005 as compared to $9.1 million in 2004. The increase is due to the performance
of our affiliates. Losses in a heat transfer joint venture reduced affiliates’ earnings in 2004.

Interest Expense, Net

Interest expense, net, decreased $11.8 million from $27.2 million for the year ended December 31, 2004 to
$15.4 million for the year ended December 31, 2005. The lower interest expense was due primarily to lower average
debt levels, the absence of $1.9 million of make-whole expenses for the year ended December 31, 2004 related to
our $35 million pre-payment of certain long-term debt in June 2004 and interest income earned on higher average
cash and cash equivalent balances.

Other (Income) Expense, Net

Other (income) expense, net, was $3.0 million for the year ended December 31, 2005 compared to
($0.8) million for 2004. The increase in other expense was due primarily to foreign currency exchange losses,
which relate principally to our operations in Canada, Australia and Europe.

Provision for Income Taxes

The provision for income taxes on continuing operations was $83.0 million for the year ended December 31,
2005 compared to a provision for income taxes on continuing operations of $30.5 million for the year ended
December 31, 2004. The effective tax rate on continuing operations was 35.3% and (48.4)% for the years ended
December 31, 2005 and December 31, 2004, respectively. Excluding the impact of goodwill impairment, the
provision for income taxes on continuing operations would have been $53.7 million for the year ended Decem-
ber 31, 2004 and the effective tax rate on continuing operations would have been 37.0% for the year ended
December 31, 2004. These effective rates differ from the statutory federal rate of 35% principally due to state and
local taxes, non-deductible expenses, foreign operating losses for which no tax benefits have been recognized and
foreign taxes at rates other than 35%.

Cumulative Effect of Accounting Change, Net

Effective July 1, 2005, we adopted the fair value recognition provisions of Statement of Financial Accounting
Standards No. 123R, Share-Based Payment (“SFAS No. 123R”), using the modified-prospective-transition method.
The cumulative effect of change in accounting principle related to the adoption of SFAS No. 123R was not material
for the year ended December 31, 2005.

In March 2005, the Financial Accounting Standards Board (“FASB”) issued FASB Interpretation No. 47,
“Accounting for Conditional Asset Retirement Obligations — An Interpretation of FASB Statement No. 143”
(“FIN No. 47”), which was effective as of December 31, 2005. The cumulative effect of the change in accounting
related to the adoption of FIN No. 47 was not material for the year ended December 31, 2005.

The cumulative effect of change in accounting related to the adoption of SFAS No. 123R and FIN No. 47 was

after-tax income of $0.1 million for the year ended December 31, 2005.

Loss from Discontinued Operations

In the first quarter of 2004, our Board of Directors approved a turnaround plan designed to improve the
performance of the Service Experts segment. The plan realigned Service Experts’ dealer service centers to focus on

24

service and replacement opportunities in the residential and light commercial markets. We identified certain
centers, whose primary business is residential and light commercial service and replacement, to comprise the
ongoing Service Experts business segment and divested the remaining centers.

Under Statement of Financial Accounting Standards No. 144, Accounting for Impairment or Disposal of Long-
Lived Assets (“SFAS No. 144”), the operating results of the centers that are no longer a part of the Service Experts
segment for all periods presented are reported as Discontinued Operations in our Consolidated Statements of
Operations. The following table details the pre-tax loss from discontinued operations for the years ended
December 31, 2005 and 2004 (in millions):

Year Ended
December 31,
2005
2004

Goodwill impairment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
$ — $14.8
3.1
Impairment of property, plant and equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . —
Operating loss . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . — 14.9
6.1
Other divestiture costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.0

Subtotal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Loss on disposal of centers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.0
0.1

38.9
14.9

Total loss from discontinued operations before income tax . . . . . . . . . . . . . . . . . . .

$2.1

$53.8

The pre-tax loss of $2.0 million from discontinued operations for the year ended December 31, 2005 was
primarily related to salary, severance, legal and other related expenses. Any future additional expenses are not
expected to be material. The income tax benefit on discontinued operations was $0.7 million and $12.9 million for
the years ended December 31, 2005 and 2004, respectively. The income tax benefit on discontinued operations for
the year ended December 31, 2004 includes a $1.6 million tax benefit related to goodwill impairment. Through
December 31, 2005, cumulative proceeds from the sale of the divested centers totaled $25.8 million.

Year Ended December 31, 2005 Compared to Year Ended December 31, 2004 — Results by Segment

The key performance indicators of our segments are net sales and operational profit. We define segment profit
(loss) as a segment’s income (loss) from continuing operations before income taxes included in the accompanying
Consolidated Statements of Operations; excluding (gains), losses and other expenses, net; restructuring charge;
goodwill impairment; interest expense, net; and other (income) expense, net; less (plus) realized gains (losses) on
settled futures contracts.

Residential Heating & Cooling

The following table details the Residential Heating & Cooling segment’s net sales and profit for the years

ended December 31, 2005 and 2004 (dollars in millions):

Year Ended
December 31,

2005

2004

Difference % Change

Net sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Profit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
% of net sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$1,685.8
206.9
12.3%

$1,419.8
169.7
12.0%

$266.0
37.2

18.7%
21.9

Net sales in the Residential Heating & Cooling segment increased $266.0 million, or 18.7%, to $1,685.8 mil-
lion for the year ended December 31, 2005 from $1,419.8 million for the year ended December 31, 2004. The
increase in net sales was primarily due to strong HVAC industry demand as U.S. factory shipments of unitary air
conditioners and heat pumps were up 16% in 2005 as compared to the prior year. The industry benefited from
favorable weather in 2005 during the cooling season. According to the National Oceanic and Atmospheric
Administration’s Climate Prediction Center, total U.S. cooling days were 19% above normal and 15% above the
prior year. Volumes increased in 2005 due to customers buying units in advance of the January 2006 effective date

25

for the NAECA 13 SEER energy efficiency standard. In addition, price increases in response to higher commodity
prices favorably impacted net sales.

Segment profit in Residential Heating & Cooling increased 21.9% from $169.7 million in 2004 to $206.9 mil-
lion for 2005. The increase in segment profit was primarily driven by increased revenues. Pricing actions in the
second half of 2004 that were in effect for the full year of 2005 allowed us to offset the negative impact from
significant cost increases in commodities and fuel. SG&A expenses increased due to planned higher sales and
marketing costs resulting from the strategy to grow revenues in select domestic regional markets where the market
share for the Lennox brand had been historically lower than the national average. Higher performance based
compensation also impacted selling general and administrative costs.

Commercial Heating & Cooling

The following table details the Commercial Heating & Cooling segment’s net sales and profit for the years

ended December 31, 2005 and 2004 (dollars in millions):

Year Ended
December 31,

2005

2004

Difference % Change

Net sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $651.7
56.9
Profit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8.7%
% of net sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$580.8
51.2

8.8%

$70.9
5.7

12.2%
11.1

Net sales in the Commercial Heating & Cooling segment increased $70.9 million, or 12.2%, to $651.7 million
for the year ended December 31, 2005 from $580.8 million for the year ended December 31, 2004. The increase in
net sales was due primarily to strong domestic sales growth, particularly in sales to national accounts and to
commercial mechanical contractors. In addition, net sales were favorably impacted by price increases in response to
higher commodity prices. Net sales were slightly higher in the segment’s European operations.

Segment profit in Commercial Heating & Cooling increased 11.1% from $51.2 million for the year ended
December 31, 2004 to $56.9 million for the year ended December 31, 2005. Profit margins in the domestic business
improved due to higher volumes and price increases that offset higher commodity costs. However, these
improvements were partially offset by declining profits in the European operations due to price compression
that resulted from a continued decline in non-residential new construction in 2005.

Service Experts

The following table details the Service Experts segment’s net sales and profit for the years ended December 31,

2005 and 2004 (dollars in millions):

Year Ended
December 31,

2005

2004

Difference % Change

Net sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $641.4
17.0
Profit (loss) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.7%
% of net sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$611.7
(2.2)
(0.4)%

$29.7
19.2

4.9%
n/m

n/m = not meaningful

Net sales in the Service Experts segment increased $29.7 million, or 4.9%, to $641.4 million for the year ended
December 31, 2005 from $611.7 million in the prior year. The increase in net sales was primarily in the residential
service and replacement business that was impacted by favorable weather during the cooling season. This increase
in net sales was also impacted by a $7.7 million improvement attributable to foreign currency fluctuations.

Segment profit in Service Experts increased $19.2 million from a loss of $2.2 million in 2004 to income of
$17.0 million in 2005. Profit improved based on higher revenues and slightly better margins. In addition, the profit
was impacted by lower SG&A expenses due to cost reduction activities and lower marketing costs.

26

Refrigeration

The following table details the Refrigeration segment’s net sales and profit for the years ended December 31,

2005 and 2004 (dollars in millions):

Year Ended
December 31,

2005

2004

Difference % Change

Net sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $467.2
44.4
Profit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9.5%
% of net sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$444.7
42.7

9.6%

$22.5
1.7

5.1%
4.0

Net sales in the Refrigeration segment increased $22.5 million, or 5.1%, to $467.2 million for the year ended
December 31, 2005 from $444.7 million for the year ended December 31, 2004. This increase in net sales included a
$9.7 million improvement attributable to the favorable impact of foreign currency fluctuations in 2005. Sales in
North and South America increased primarily due to the growth in original equipment manufacturer sales that
service the supermarket, walk-in refrigeration and cold storage market segments. Price increases also favorably
impacted net sales. These increases were partially offset by lower sales in the segment’s Asia Pacific markets.

Segment profit in Refrigeration increased 4.0% from $42.7 million in 2004 to $44.4 million in 2005. The
increase in segment profits was primarily attributable to increased revenues, favorable pricing and product mix.
These favorable items were partially offset by increased commodity prices and higher SG&A expenses, which
increased as a result of increased selling expense in international markets.

Corporate and Other

Corporate and other costs increased from $91.6 million for the year ended December 31, 2004 to $103.1 mil-
lion for the year ended December 31, 2005. The primary reasons for this increase included the recognition of share
based compensation expense related to long-term incentives due to the early adoption of SFAS 123R and higher
short-term performance-based awards that resulted from better than planned operating performance. In addition,
our costs increased due to the formation of a central strategic sourcing group at the corporate level. These
unfavorable items were partially offset by reduced costs related to regulatory compliance and legal fees.

Adoption of SAB No. 108

During the fourth quarter of 2006, we adopted SAB No. 108. The transition provisions of SAB No. 108
permitted us to adjust for the cumulative effect in retained earnings for immaterial errors relating to prior periods. In
accordance with SAB No. 108, we reduced retained earnings as of January 1, 2006 by $12.4 million to reflect
understatements in product warranty liabilities caused by misstatements that occurred in prior years. The resulting
adjustments do not affect previously reported cash flows from operations and the impact on prior years’ financial
position and results of operations was immaterial. See Note 2 to the Consolidated Financial Statements for more
information. The total cumulative impact is as follows (in millions):

Retained earnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 12.4
7.2
Deferred income taxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(19.6)
Product warranty liability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Accounting for Futures Contracts

In connection with our 2005 year-end procedures related to the accounting for futures contracts for copper and
aluminum, we determined that certain of our futures contracts previously designated as cash flow hedges did not
qualify for hedge accounting under Statement of Financial Accounting Standards No. 133, Accounting for
Derivative Instruments and Hedging Activities (“SFAS No. 133”), as our documentation did not meet the criteria
specified by SFAS No. 133 in order for the hedging instruments to qualify for cash flow designation. This
determination resulted in two different types of adjustments to our quarterly consolidated financial statements for
the year ended December 31, 2005.

27

First, we recorded an unrealized gain of $23.3 million pre-tax, or $14.9 million after-tax, related to open
futures contracts, in (Gains), Losses and Other Expenses, net in the accompanying Consolidated Statements of
Operations. We had previously recorded this unrealized gain in Accumulated Other Comprehensive Income in the
accompanying Consolidated Balance Sheets. Second, we realized gains of $16.7 million pre-tax, or $10.7 million
after-tax, related to settled futures contracts, which are also recorded in (Gains), Losses and Other Expenses, net in
the accompanying Consolidated Statements of Operations. These adjustments did not affect our cash flows and the
impact on results for all periods presented prior to 2005 was not material.

In 2006 we redesigned our policies, procedures, and controls with respect to our commodity hedging activities.
Accordingly, futures contracts entered into in the fourth quarter of 2006 that meet the criteria to qualify for hedge
accounting under SFAS No. 133 were designated as cash flow hedges and are accounted for in accordance with the
standard. For more information see Note 21 to our Consolidated Financial Statements.

Realized gains (losses) on settled futures contracts are a component of segment profit (loss). Unrealized gains
(losses) on open future contracts are excluded from segment profit (loss) as they are subject to changes in fair value
until their settlement date. Both realized and unrealized gains (losses) on futures contracts are a component of
(Gains), Losses and Other Expenses, net in the accompanying Consolidated Statements of Operations. See Note 3 to
our Consolidated Financial Statements for more information and a reconciliation of segment profit (loss) to net
income (loss).

Liquidity and Capital Resources

Our working capital and capital expenditure requirements are generally met through internally generated
funds, bank lines of credit and a revolving period asset securitization arrangement. Working capital needs are
generally greater in the first and second quarter due to the seasonal nature of our business cycle.

As of December 31, 2006, our debt-to-total-capital ratio was 12%, down from 13% as of December 31, 2005,

primarily due to repayment of debt.

Net cash provided by operating activities . . . . . . . . . . . . . . . . . . . . . .
Net cash used in investing activities . . . . . . . . . . . . . . . . . . . . . . . . . .
Net cash used in financing activities . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 199.7
(94.5)
(175.5)

2006

2005
(In millions)
$228.7
(20.8)
(56.9)

2004

$ 60.2
(20.7)
(55.1)

Net cash provided by operating activities

During 2006, cash provided by operating activities was $199.7 million compared to $228.7 million in 2005 and
$60.2 million in 2004. The primary reasons for the decrease in cash provided by operations in 2006 was a
$25.9 million decline in accounts payable in 2006 compared to a $64.4 million increase in 2005. In addition,
inventories increased by $47.3 million in 2006 compared to a $0.1 million increase in 2005. Accounts payable
declined in 2006 due to lower production in the fourth quarter as we made an effort to reduce inventories. However,
inventories did increase in 2006 compared to 2005 due to higher costs of the new 13 SEER HVAC products and due
to higher commodity costs. The unfavorable impact of accounts payable and inventories was partially offset by the
favorable impact of increased warranty accruals in 2006.

As of December 31, 2006, we had approximately $14.9 million in unfunded post retirement benefit obligations
that relate to our medical and life insurance benefits to eligible employees. We do not intend to pre-fund these
obligations at this time. Benefits provided under these plans have been and will continue to be paid as they arise. Our
employer contributions were $2.7 million, $2.4 million and $2.1 million in 2006, 2005 and 2004, respectively.
Based on current information, we do not expect a significant change in 2007 and future years nor do we expect the
cash flow required to pay the benefits under these plans to impact our ability to operate.

Net cash used in investing activities

Net cash used in investing activities was $94.5 million in 2006 compared to $20.8 million and $20.7 million in
2005 and 2004, respectively. Capital expenditures of $73.8 million, $63.3 million and $40.3 million in 2006, 2005

28

and 2004, respectively, resulted primarily from purchases of production equipment in the manufacturing plants in
our Residential Heating & Cooling and Commercial Heating & Cooling segments. Additional investments in
affiliates made in 2006 consisted of (i) strategic acquisitions of various third-party entities that are immaterial both
individually and in the aggregate and (ii) additional investments in unconsolidated affiliates. Net cash used in
investing activities in 2005 includes $39.3 million of proceeds from the sale of our 45% interest in our heat transfer
joint venture to Outokumpu. Net cash used in investing activities in 2004 includes $21.8 million of proceeds from
the sale of discontinued service centers of our Service Experts segment.

Net cash used in financing activities

Net cash used in financing activities was $175.5 million in 2006 compared to $56.9 million and $55.1 million
in 2005 and 2004, respectively. We paid a total of $31.3 million in dividends on our common stock in 2006 as
compared to $24.8 million and $22.8 million in 2005 and 2004, respectively. The primary reasons for the increase in
cash dividends paid are the full conversion of our Convertible Notes in October 2005 and an increase in the quarterly
cash dividend from $0.10 to $0.11 per share of common stock, effective as of the dividend paid on January 11, 2006.
Net repayments of long-term debt, short-term borrowings and revolving long-term borrowings totaled approxi-
mately $11.6 million in 2006 as compared to $45.5 million and $52.3 million in 2005 and 2004, respectively. During
2006, we used approximately $155.5 million to repurchase approximately 5,910,000 shares of our common stock
under the 2005 Stock Repurchase Program and approximately 273,000 shares of our common stock to satisfy tax
withholding obligations in connection with the exercise of stock appreciation rights, the payout of shares of our
common stock pursuant to vested performance share awards and the vesting of restricted stock awards.

As of December 31, 2006, we had outstanding long-term debt obligations totaling $108.2 million, which was
down from $119.3 million and $304.5 million at December 31, 2005 and 2004, respectively. The amount
outstanding as of December 31, 2006 consisted primarily of outstanding promissory notes with an aggregate
principal outstanding of $107.2 million. The promissory notes mature at various dates through 2010 and have
interest rates ranging from 6.73% to 8.00%.

We have bank lines of credit aggregating $434.4 million, of which $1.0 million was borrowed and outstanding
and $91.2 million was committed to standby letters of credit at December 31, 2006. Of the remaining $342.2 mil-
lion, the entire amount was available for future borrowings after consideration of covenant limitations at
December 31, 2006. Included in the lines of credit are several regional facilities and a multi-currency facility
governed by agreements between us and a syndicate of banks. The revolving credit facility, which matures in July
2010, has a borrowing capacity of $400 million. The facility contains certain financial covenants and bears interest
at a rate equal to, at our option, either (a) the greater of the bank’s prime rate or the federal funds rate plus 0.5% or
(b) the London Interbank Offered Rate plus a margin equal to 0.475% to 1.20% depending upon the ratio of total
funded debt-to-adjusted earnings before interest, taxes, depreciation and amortization (“Adjusted EBITDA”), as
defined in the facility. We pay a facility fee, depending upon the ratio of total funded debt to Adjusted EBITDA,
equal to 0.15% to 0.30% of the capacity. The facility includes restrictive covenants that limit our ability to incur
additional indebtedness, encumber our assets, sell our assets and make certain payments, including amounts for
share repurchases and dividends. The credit facility is secured by the stock of our major subsidiaries.

As of December 31, 2006, $14.8 million of cash and cash equivalents were restricted primarily due to routine
lockbox collections and letters of credit issued with respect to the operations of our captive insurance subsidiary,
which expire on December 31, 2007. These letter of credit restrictions can be transferred to our revolving lines of
credit as needed.

On September 7, 2005, we called for redemption all of our Convertible Notes on October 7, 2005. The
redemption price was 103.571% of the principal amount. As of September 7, 2005, there was $143.75 million
aggregate principal amount of Convertible Notes outstanding, which could be converted into our common stock at a
rate of 55.2868 shares of common stock per $1,000 principal amount of Convertible Notes at any time before the
close of business on the business day prior to the redemption date. As of October 6, 2005, the holders of all of the
Convertible Notes had converted the Convertible Notes into an aggregate of approximately 7.9 million shares of
common stock.

29

In June 2004, we made a $35 million pre-payment on long-term debt that was scheduled to mature in the third
quarter of 2005. The pre-payment make-whole amount associated with the debt was $1.9 million and was expensed
in 2004.

On September 19, 2005, we announced our Board of Directors had authorized a stock repurchase program,
pursuant to which we may repurchase up to ten million shares of our common stock, and had terminated a prior
repurchase program that was announced November 2, 1999. Purchases under the stock repurchase program are
made on an open-market basis at prevailing market prices. The timing of any repurchases depends on market
conditions, the market price of our common stock and management’s assessment of our liquidity needs and
investment requirements and opportunities. No time limit was set for completion of the program and there is no
guarantee as to the exact number of shares that will be repurchased. As of December 31, 2006, we had repurchased
6,357,041 shares of common stock at an average price of $26.48 per share, including fees and commissions, under
the stock repurchase program.

Our domestic revolving and term loans contain certain financial covenant restrictions. As of December 31,
2006, we believe we were in compliance with all covenant requirements. We periodically review our capital
structure, including our primary bank facility, to ensure that it has adequate liquidity. We believe that cash flow from
operations, as well as available borrowings under our revolving credit facility and other sources of funding, will be
sufficient to fund our operations for the foreseeable future.

Off-Balance Sheet Arrangements

In addition to the revolving and term loans described above, we utilize the following financing arrangements in

the course of funding our operations:

(cid:129) Trade accounts receivable are sold on a non-recourse basis to third parties. The sales are reported as a
reduction of Accounts and Notes Receivable, Net in the Consolidated Balance Sheets. As of December 31,
2006 and December 31, 2005, respectively, we had not sold any of such accounts receivable. The receivables
are sold at a discount from face value. We incurred maintenance costs and discounts of $0.3 million,
$0.9 million and $2.3 million in 2006, 2005 and 2004, respectively, which are included as a component of
SG&A in the Consolidated Statements of Operations.

(cid:129) We also lease real estate and machinery and equipment pursuant to leases that, in accordance with Generally
Accepted Accounting Principles (“GAAP”), are not capitalized on the balance sheet, including high-
turnover equipment such as autos and service vehicles and short-lived equipment such as personal
computers. These operating leases generated rent expense of approximately $54.1 million, $52.9 million
and $55.3 million in 2006, 2005 and 2004, respectively.

Contractual Obligations

Summarized below are our long-term payment obligations as of December 31, 2006 (in millions):

Long-term debt and capital leases . . . . . . . . . . . . . .
Operating leases . . . . . . . . . . . . . . . . . . . . . . . . . . .
Purchase obligations . . . . . . . . . . . . . . . . . . . . . . . .
Estimated interest payments on long-term debt and

Total

$108.2
153.9
19.0

Payments Due by Period
3-2
Years

1 Year
or Less

4-5
Years

$11.4
43.5
19.0

$ 61.6
57.0
—

$35.2
29.2
—

After
5 Years

$ —
24.2
—

capital leases . . . . . . . . . . . . . . . . . . . . . . . . . . . .

35.1

11.0

13.6

7.4

3.1

Total contractual obligations. . . . . . . . . . . . . . . . .

$316.2

$84.9

$132.2

$71.8

$27.3

Purchase obligations consist of aluminum commitments. The above table does not include retirement,
postretirement and warranty liabilities because it is not certain when these liabilities will become due. For
additional information regarding our contractual obligations, see Note 2, Note 11 and Note 13 of the Notes to our
Consolidated Financial Statements.

30

The majority of our Service Experts segment’s motor vehicle fleet is leased through operating leases. The lease
terms are generally non-cancelable for the first 12-month term and then are month-to-month, cancelable at our
option. While there are residual value guarantees on these vehicles, we have not historically made significant
payments to the lessors as the leases are maintained until the fair value of the assets fully mitigates our obligations
under the lease agreements. As of December 31, 2006, we estimate that we will incur an additional $6.2 million
above the contractual obligations on these leases until the fair value of the leased vehicles fully mitigates our
residual value guarantee obligation under the lease agreements.

Market Risk

Our results of operations can be affected by changes in exchange rates. Net sales and expenses in foreign
currencies are translated into United States dollars for financial reporting purposes based on the average exchange
rate for the period. During 2006, 2005 and 2004, net sales from outside the United States represented 22.8%, 22.7%
and 24.4%, respectively, of our total net sales. Historically, foreign currency transaction gains (losses) have not had
a material effect on our overall operations. The impact to net income of a 10% change in exchange rates is estimated
to be approximately $5.3 million.

Our results of operations can be affected by changes in interest rates due to variable rates of interest on the

revolving credit facilities. A 10% change in interest rates would not be material to our results of operations.

Currently, we utilize various alternatives to mitigate higher raw material costs, including cash flow and
economic hedges and fixed forward contracts. We enter into commodity futures contracts to stabilize prices to be
paid for raw materials and parts containing high copper and aluminum content. These contracts are for quantities
equal to, or less than, quantities expected to be consumed in future production. As of December 31, 2006, we had
metal futures contracts maturing at various dates through December 2007 with a fair value as an asset of
$0.5 million. The impact of a 10% change in commodity prices would have a significant impact on our results
from operations on an annual basis, absent any other contravening actions.

Critical Accounting Policies

The preparation of financial statements requires the use of judgments and estimates. The critical accounting
policies are described below to provide a better understanding of how we develop our judgments about future events
and related estimations and how such policies can impact our financial statements. A critical accounting policy is
one that requires difficult, subjective or complex estimates and assessments and is fundamental to the results of
operations. We identified the most critical accounting policies to be:

(cid:129) product warranties;

(cid:129) goodwill and other intangible assets;

(cid:129) allowance for doubtful accounts;

(cid:129) pension and postretirement benefits;

(cid:129) stock-based compensation;

(cid:129) self-insurance expense;

(cid:129) income taxes; and

(cid:129) derivative accounting.

This discussion and analysis should be read in conjunction with our Consolidated Financial Statements and

related Notes in “Item 8. Financial Statements and Supplementary Data.”

Product Warranties

For some of our HVAC products, we provide warranty terms ranging from one to 20 years to customers for
certain components. For select products, we have provided lifetime warranties for heat exchangers. A liability for
estimated warranty expense is recorded on the date that revenue is recognized. Our estimate of future warranty costs

31

is determined for each product line. The number of units that are expected to be repaired or replaced is determined
by applying the estimated failure rate, which is generally based on historical experience, to the number of units that
have been sold and are still under warranty. The estimated units to be repaired under warranty are multiplied by the
average cost to repair or replace such products to determine our estimated future warranty cost. We do not discount
product warranty liabilities as the amounts are not fixed and the timing of future cash payments are neither fixed nor
reliably determinable. We also provide for specifically identified warranty obligations.

Our estimated future warranty cost requires significant assumptions about what costs will be incurred in the
future and is subject to adjustment from time to time depending on changes in factors such as actual failure rate and
cost experience. Should actual warranty costs differ from our estimates, we may be required to record adjustments
to accruals and expense in the future. The subsequent costs incurred for warranty claims serve to reduce the accrued
product warranty liability. We recorded warranty expense of $37.4 million, $36.3 million and $28.2 million for the
years ended December 31, 2006, 2005 and 2004, respectively. For more information see Note 2 in the Notes to our
Consolidated Financial Statements.

Goodwill and Other Intangible Assets

Goodwill and intangible assets acquired in a purchase business combination and determined to have an
indefinite useful life are not amortized, but instead tested for impairment at least annually by reporting unit in
accordance with the provisions of SFAS No. 142. SFAS No. 142 also requires that intangible assets with estimable
useful lives be amortized over their respective estimated useful lives to their estimated residual values, and reviewed
for impairment in accordance with SFAS No. 144.

We estimate reporting unit fair values using standard business valuation techniques such as discounted cash
flows and reference to comparable business transactions. The discounted cash flows fair value estimates are based
on management’s projected future cash flows and the estimated weighted average cost of capital. The estimated
weighted average cost of capital is based on the risk-free interest rate and other factors such as equity risk premiums
and the ratio of total debt and equity capital.

In addition, we periodically review intangible assets with estimable useful lives for impairment as events or
changes in circumstances indicate that the carrying amount of such assets might not be recoverable. In order to
assess recoverability, we compare the estimated expected future cash flows (undiscounted and without interest
charges) identified with each long-lived asset or related asset grouping to the carrying amount of such assets. For
purposes of such comparisons, portions of goodwill are attributed to related long-lived assets and identifiable
intangible assets based upon relative fair values of such assets at acquisition. If the expected future cash flows do not
exceed the carrying value of the asset or assets being reviewed, an impairment loss is recognized based on the excess
of the carrying amount of the impaired assets over their fair value.

We must make assumptions regarding estimated future cash flows and other factors to determine the fair value
of the respective assets in assessing the fair value of our goodwill and other intangibles. If these estimates or the
related assumptions change, we may be required to record non-cash impairment charges for these assets in the
future.

Allowance for Doubtful Accounts

The allowance for doubtful accounts is generally established during the period in which receivables are
recognized and is maintained at a level deemed appropriate by management based on historical and other factors
that affect collectibility. Such factors include the historical trends of write-offs and recovery of previously written-
off accounts, the financial strength of the customer and projected economic and market conditions. The evaluation
of these factors involves complex, subjective judgments. Thus, changes in these factors or changes in economic
circumstances may significantly impact our consolidated financial statements.

Pensions and Postretirement Benefits

We have domestic and foreign pension plans covering essentially all employees. We also maintain an unfunded
postretirement benefit plan, which provides certain medical and life insurance benefits to eligible employees. The

32

pension plans are accounted for under provisions of Statement of Financial Accounting Standards No. 87,
Employers’ Accounting for Pensions, as amended by Statement of Financial Accounting Standards No. 158,
Employers’ Accounting for Defined Benefit Pension and Other Postretirement Plans (“SFAS No. 158”). The
postretirement benefit plan is accounted for under the provisions of SFAS No. 106, Employers’ Accounting for
Postretirement Benefits Other than Pensions, as amended by SFAS No. 158. See Note 11 in the Notes to our
Consolidated Financial Statements for a discussion of the impact of the initial adoption of SFAS No. 158.

The benefit plan assets and liabilities included in our Consolidated Financial Statements and associated Notes
reflect management’s assessment as to the long-range performance of our benefit plans, using the following
assumptions:

Pension Benefits
2006
2005

Other Benefits
2006
2005

Weighted-average assumptions as of December 31:

Discount rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Expected return on plan assets. . . . . . . . . . . . . . . . . . . . . . . . . . .

5.89%
8.25

5.75% 5.82% 5.75%
—
8.25

—

To develop the expected long-term rate of return on assets assumption, we considered the historical returns and
the future expectations for returns for each asset class, as well as the target asset allocation of the pension portfolio
and the effect of periodic rebalancing. These results were adjusted for the payment of reasonable expenses of the
plan from plan assets. This resulted in the selection of the 8.25% long-term rate of return on assets assumption.
Should actual results differ from our estimates, revisions to the benefit plan assets and liabilities would be required.

To select a discount rate for the purpose of valuing the plan obligations, we performed an analysis in which the
duration of projected cash flows from defined benefit and retiree health care plans were matched with a yield curve
based on the appropriate universe of high-quality corporate bonds that were available. We used the results of the
yield curve analysis to select the discount rate that matched the duration and payment stream of the benefits in each
plan. This resulted in the selection of the 5.89% and 5.82% discount rate assumption for pension benefits and other
benefits, respectively. Should actual results differ from our estimates, revisions to the benefit plan liabilities would
be required.

Stock-Based Compensation

The implementation of SFAS No. 123R on July 1, 2005, regarding stock-based compensation changed our
financial statements as detailed in Note 2 and Note 12 to our Consolidated Financial Statements. Determining the
amount of expense for stock-based compensation, as well as the associated impact to our balance sheets and
statements of cash flows, requires us to develop estimates of the fair value of stock-based compensation expense.
The most significant factors of that expense that require estimates or projections include the expected volatility,
expected lives and estimated forfeiture rates of stock-based awards.

For grants made prior to July 1, 2005, an analysis of historical volatility was used to develop the estimate of
expected volatility. Effective July 1, 2005, we changed our method of determining expected volatility on all stock
option and stock appreciation rights granted after that date to a combination of historical volatility and available
market implied volatility rates. After giving consideration to recently available regulatory guidance, we believe that
a combination of historical volatility and market-based measures of implied volatility are currently the best
available indicators of expected volatility of our stock price.

The expected lives of stock options and stock appreciation rights are determined based on historical exercise
experience, using a rolling 7-year average and estimated forfeiture rates are derived from historical forfeiture
patterns. We believe the historical experience method is the best estimate of future exercise patterns and forfeitures
currently available.

Self-Insurance Expense

We use a combination of third party insurance and self-insurance plans (large deductible or captive) to provide
protection against claims relating to worker’s compensation, general liability, product liability, property damage,

33

aviation liability, directors and officers’ liability, auto liability, physical damage and other exposures. We maintain
third party coverage for risks not retained within our large deductible or captive insurance plans.

The expense and liabilities are determined based on our historical claims information, as well as industry

factors and trends in the level of such claims and payments.

As of December 31, 2006, our self-insurance and captive reserves, calculated on an undiscounted basis,
represent the best estimate of the future payments to be made on losses reported and unreported for 2006 and prior
years. The majority of our self-insured risks (excluding auto liability and physical damage) have relatively long
payout patterns. Pursuant to our accounting policy, we do not discount our self-insurance or captive reserves. We
maintain safety and manufacturing programs that are designed to improve the safety and effectiveness of our
business processes and, as a result, reduce the level and severity of our various self-insurance risks.

Our reserves for self-insurance and captive risks totaled $58.2 million and $56.5 million at December 31, 2006
and 2005, respectively. Actual payments for claims reserved at December 31, 2006 may vary depending on various
factors including the development and ultimate settlement of reported and unreported claims. To the extent actuarial
assumptions change and claims experience rates differ from historical rates, our liability may change.

Income Taxes

In determining income for financial statement purposes, we must make certain estimates and judgments in the
calculation of tax provisions and the resultant tax liabilities and in the recoverability of deferred tax assets that arise
from temporary differences between the tax and financial statement recognition of revenue and expense.

In the ordinary course of global business, there may be many transactions and calculations where the ultimate
tax outcome is uncertain. The calculation of tax liabilities involves dealing with uncertainties in the application of
complex tax laws. We recognize potential liabilities for anticipated tax audit issues in the U.S. and other tax
jurisdictions based on an estimate of the ultimate resolution of whether, and the extent to which, additional taxes
will be due. Although we believe the estimates are reasonable, no assurance can be given that the final outcome of
these matters will not be different than what is reflected in the historical income tax provisions and accruals.

As part of our financial process, we must assess the likelihood that our deferred tax assets can be recovered. If
recovery is not likely, the provision for taxes must be increased by recording a reserve in the form of a valuation
allowance for the deferred tax assets that are estimated not to be ultimately recoverable. In this process, certain
relevant criteria are evaluated including the existence of deferred tax liabilities that can be used to absorb deferred
tax assets, the taxable income in prior carryback years that can be used to absorb net operating losses and credit
carrybacks and taxable income in future years. Our judgment regarding future taxable income may change due to
future market conditions, changes in U.S. or international tax laws and other factors. These changes, if any, may
require material adjustments to these deferred tax assets and an accompanying reduction or increase in net income
in the period when such determinations are made.

In addition to the risks to the effective tax rate described above, the effective tax rate reflected in forward-
looking statements is based on current tax law. Any significant changes in the tax laws could affect these estimates.

Derivative Accounting

We use futures contracts and fixed forward contacts to mitigate our exposure to volatility in commodity prices
in the ordinary course of business. Futures contracts that meet established accounting criteria are formally
designated as cash flow hedges. We account for instruments that qualify as cash flow hedges utilizing SFAS No. 133.
In accounting for cash flow hedges, we must make estimates about future prices of commodities and component
parts used in our manufacturing process. Pricing structure changes could result in increased levels of ineffectiveness
which could significantly impact our consolidated results.

SFAS No. 133 contains strict requirements for preparation of contemporaneous documentation in order for
futures contracts to be formally designated as cash flow hedges. Our failure to comply with the strict documentation
requirements could result in de-designation of cash flow hedges, which may significantly impact our consolidated
financial statements.

34

Recent Accounting Pronouncements

In June 2006, the FASB issued FASB Interpretation No. 48, Accounting for Uncertainty in Income Taxes — an
Interpretation of FASB Statement 109 (“FIN No. 48”). FIN No. 48 clarifies the accounting for income taxes by
prescribing a minimum threshold that a tax position is required to meet before being recognized in the financial
statements. FIN No. 48 also provides guidance on derecognition, measurement, classification, interest and
penalties, accounting for interim periods, disclosure and transition. This interpretation is effective for fiscal years
beginning after December 15, 2006. We will adopt this Interpretation in the first quarter of calendar year 2007. We
are currently evaluating the requirements of FIN No. 48 on our consolidated financial statements.

In September 2006, the FASB issued Statement of Financial Accounting Standards No. 157, Fair Value
Measurements (“SFAS No. 157”), which establishes a framework for measuring fair value in generally accepted
accounting principles, clarifies the definition of fair value within that framework, and expands disclosures about the
use of fair value measurements. SFAS No. 157 is effective for fiscal years beginning after November 15, 2007. Early
adoption is allowed, provided that the reporting entity has not yet issued financial statements (including interim
financial statements) for the fiscal year in which SFAS No. 157 is adopted. We are currently evaluating the
requirements of the standard and have not yet determined the impact on our consolidated financial statements.

Item 7A. Quantitative and Qualitative Disclosures About Market Risk

The information required by this item is included under the caption “Market Risk” in Item 7. above.

35

Item 8. Financial Statements and Supplementary Data

MANAGEMENT’S REPORT ON INTERNAL CONTROL OVER FINANCIAL REPORTING

Management of Lennox International Inc. (the “Company”) is responsible for establishing and maintaining
adequate internal control over financial reporting and for the assessment of the effectiveness of internal control over
financial reporting. As defined by the Securities and Exchange Commission, internal control over financial
reporting is a process designed by, or under the supervision of, the Company’s principal executive and principal
financial officers, and effected by the Company’s Board of Directors, management and other personnel, to provide
reasonable assurance regarding the reliability of financial reporting and the preparation of the consolidated financial
statements in accordance with U.S. generally accepted accounting principles.

The Company’s internal control over financial reporting includes written policies and procedures that
(1) pertain to the maintenance of records that, in reasonable detail, accurately and fairly reflect the Company’s
transactions and dispositions of the Company’s assets; (2) provide reasonable assurance that transactions are
recorded as necessary to permit preparation of the financial statements in accordance with generally accepted
accounting principles, and that receipts and expenditures of the Company are being made only in accordance with
authorization of management and directors of the Company; and (3) provide reasonable assurance regarding
prevention or timely detection of unauthorized acquisition, use, or disposition of the Company’s assets that could
have a material effect on the financial statements.

Because of its inherent limitations, internal control over financial reporting may not prevent or detect
misstatements. Also, projections of any evaluation of effectiveness to future periods are subject to the risk that
controls may become inadequate because of changes in conditions, or that the degree of compliance with the
policies or procedures may deteriorate.

Management has undertaken an assessment of the effectiveness of the Company’s internal control over
financial reporting as of December 31, 2006, based on criteria established in Internal Control — Integrated
Framework issued by the Committee of Sponsoring Organizations of the Treadway Commission (the COSO
Framework). Management’s assessment included an evaluation of the design of the Company’s internal control over
financial reporting and testing of the operational effectiveness of those controls.

Based on this assessment, management has concluded that as of December 31, 2006, the Company’s internal
control over financial reporting was effective to provide reasonable assurance regarding the reliability of financial
reporting and the preparation of financial statements for external purposes in accordance with U.S. generally
accepted accounting principles.

KPMG LLP, the independent registered public accounting firm that audited the Company’s consolidated
financial statements included in this report, has issued an audit report on management’s assessment of internal
control over financial reporting, a copy of which appears on the next page of this Annual Report on Form 10-K.

36

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

The Board of Directors and Stockholders
Lennox International Inc.:

We have audited management’s assessment, included in the accompanying Management’s Report on Internal
Control Over Financial Reporting, that Lennox International Inc. (the “Company”) maintained effective internal
control over financial reporting as of December 31, 2006, based on criteria established in Internal Control —
Integrated Framework issued by the Committee of Sponsoring Organizations of the Treadway Commission
(COSO). The Company’s management is responsible for maintaining effective internal control over financial
reporting and for its assessment of the effectiveness of internal control over financial reporting. Our responsibility is
to express an opinion on management’s assessment and an opinion on the effectiveness of the Company’s internal
control over financial reporting based on our audit.

We conducted our audit in accordance with the standards of the Public Company Accounting Oversight Board
(United States). Those standards require that we plan and perform the audit to obtain reasonable assurance about
whether effective internal control over financial reporting was maintained in all material respects. Our audit
included obtaining an understanding of internal control over financial reporting, evaluating management’s
assessment, testing and evaluating the design and operating effectiveness of internal control, and performing
such other procedures as we considered necessary in the circumstances. We believe that our audit provides a
reasonable basis for our opinion.

A company’s internal control over financial reporting is a process designed to provide reasonable assurance
regarding the reliability of financial reporting and the preparation of financial statements for external purposes in
accordance with generally accepted accounting principles. A company’s internal control over financial reporting
includes those policies and procedures that (1) pertain to the maintenance of records that, in reasonable detail,
accurately and fairly reflect the transactions and dispositions of the assets of the company; (2) provide reasonable
assurance that transactions are recorded as necessary to permit preparation of financial statements in accordance
with generally accepted accounting principles, and that receipts and expenditures of the company are being made
only in accordance with authorizations of management and directors of the company; and (3) provide reasonable
assurance regarding prevention or timely detection of unauthorized acquisition, use, or disposition of the company’s
assets that could have a material effect on the financial statements.

Because of its inherent limitations, internal control over financial reporting may not prevent or detect
misstatements. Also, projections of any evaluation of effectiveness to future periods are subject to the risk that
controls may become inadequate because of changes in conditions, or that the degree of compliance with the
policies or procedures may deteriorate.

In our opinion, management’s assessment that Lennox International Inc. maintained effective internal control
over financial reporting as of December 31, 2006, is fairly stated, in all material respects, based on criteria established
in Internal Control — Integrated Framework issued by the Committee of Sponsoring Organizations of the Treadway
Commission (COSO). Also, in our opinion, Lennox International Inc. maintained, in all material respects, effective
internal control over financial reporting as of December 31, 2006, based on criteria established in Internal Control —
Integrated Framework issued by the Committee of Sponsoring Organizations of the Treadway Commission (COSO).

We also have audited, in accordance with the standards of the Public Company Accounting Oversight Board
(United States), the consolidated balance sheets of Lennox International Inc. (and subsidiaries) as of December 31,
2006 and 2005, and the related consolidated statements of operations, stockholders’ equity, and cash flows for each
of the years in the three-year period ended December 31, 2006, and our report dated February 26, 2007 expressed an
unqualified opinion on those consolidated financial statements.

/s/ KPMG LLP

Dallas, Texas
February 26, 2007

37

REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

The Board of Directors and Stockholders
Lennox International Inc.:

We have audited the accompanying consolidated balance sheets of Lennox International Inc. and subsidiaries
as of December 31, 2006 and 2005, and the related consolidated statements of operations, stockholders’ equity, and
cash flows for each of the years in the three-year period ended December 31, 2006. In connection with our audits of
the consolidated financial statements, we have also audited financial statement schedule II. These consolidated
financial statements and financial statement schedule II are the responsibility of the Company’s management. Our
responsibility is to express an opinion on these consolidated financial statements and financial statement schedule
based on our audits.

We conducted our audits in accordance with the standards of the Public Company Accounting Oversight Board
(United States). Those standards require that we plan and perform the audit to obtain reasonable assurance about
whether the financial statements are free of material misstatement. An audit includes examining, on a test basis,
evidence supporting the amounts and disclosures in the financial statements. An audit also includes assessing the
accounting principles used and significant estimates made by management, as well as evaluating the overall
financial statement presentation. We believe that our audits provide a reasonable basis for our opinion.

In our opinion, the consolidated financial statements referred to above present fairly, in all material respects,
the financial position of Lennox International Inc. and subsidiaries as of December 31, 2006 and 2005, and the
results of their operations and their cash flows for the three-year period ended December 31, 2006, in conformity
with U.S. generally accepted accounting principles. Also in our opinion, the related financial statement schedule,
when considered in relation to the basic consolidated financial statements taken as a whole, present fairly, in all
material respects, the information set forth therein.

As discussed in Note 2 to the consolidated financial statements, effective July 1, 2005, the Company adopted
Statement of Financial Accounting Standards No. 123 (revised 2004), “Share—Based Payment”, effective
January 1, 2006, the Company adopted the provision of Securities and Exchange Commission Staff Accounting
Bulletin No. 108, Considering the Effects of Prior Year Misstatements when Quantifying Misstatements in the
Current Year Financial Statements, and effective December 31, 2006, the Company adopted the provisions of
Statement of Financial Accounting Standards No. 158, Employers’ Accounting for Defined Benefit Pension and
other Post Retirement Plans.

We also have audited, in accordance with the standards of the Public Company Accounting Oversight Board
(United States), the effectiveness of Lennox International Inc.’s internal control over financial reporting as of
December 31, 2006, based on the criteria established in Internal Control — Integrated Framework issued by the
Committee of Sponsoring Organizations of the Treadway Commission (COSO), and our report dated February 26,
2007, expressed an unqualified opinion on management’s assessment of, and the effective operation of, internal
control over financial reporting.

/s/ KPMG LLP

Dallas, Texas
February 26, 2007

38

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

CONSOLIDATED BALANCE SHEETS
As of December 31, 2006 and 2005
(In millions, except share and per share data)

As of December 31,
2006
2005

CURRENT ASSETS:

ASSETS

Cash and cash equivalents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 144.3
502.6
Accounts and notes receivable, net . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
305.5
Inventories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
22.2
Deferred income taxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
43.8
Other assets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Total current assets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PROPERTY, PLANT AND EQUIPMENT, net . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
GOODWILL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DEFERRED INCOME TAXES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OTHER ASSETS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1,018.4
288.2
239.8
104.3
69.1

$ 213.5
508.4
242.4
20.3
62.6

1,047.2
255.7
223.9
71.9
138.9

TOTAL ASSETS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $1,719.8

$1,737.6

CURRENT LIABILITIES:

LIABILITIES AND STOCKHOLDERS’ EQUITY

Short-term debt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $
Current maturities of long-term debt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Accounts payable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Accrued expenses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Income taxes payable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Liabilities held for sale . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Total current liabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LONG-TERM DEBT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
POSTRETIREMENT BENEFITS, OTHER THAN PENSIONS . . . . . . . . . . . . . . . . . . .
PENSIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OTHER LIABILITIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Total liabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1.0
11.4
278.6
326.3
33.8
—

651.1
96.8
12.9
49.6
105.0

915.4

$

1.2
11.3
296.8
321.7
24.8
0.7

656.5
108.0
15.1
80.8
82.8

943.2

COMMITMENTS AND CONTINGENCIES
STOCKHOLDERS’ EQUITY:

Preferred stock, $.01 par value, 25,000,000 shares authorized, no shares issued or

outstanding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

—

—

Common stock, $.01 par value, 200,000,000 shares authorized, 76,974,791 shares

and 74,671,494 shares issued for 2006 and 2005, respectively . . . . . . . . . . . . . . . .
Additional paid-in capital . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Retained earnings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Accumulated other comprehensive (loss) income. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Treasury stock, at cost, 9,818,904 shares and 3,635,947 shares for 2006 and 2005,

0.8
706.6
312.5
(5.1)

respectively . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

(210.4)

Total stockholders’ equity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

804.4

0.7
649.3
191.0
0.4

(47.0)

794.4

TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY . . . . . . . . . . . . . . $1,719.8

$1,737.6

The accompanying notes are an integral part of these consolidated financial statements.

39

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

CONSOLIDATED STATEMENTS OF OPERATIONS
For the Years Ended December 31, 2006, 2005 and 2004
(In millions, except per share data)

For the Years Ended December 31,
2006
2004
2005

NET SALES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $3,671.1
2,515.9
COST OF GOODS SOLD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1,155.2
Gross profit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$3,366.2
2,258.2
1,108.0

$2,982.7
1,985.2
997.5

OPERATING EXPENSES:

Selling, general and administrative expenses . . . . . . . . . . . . . . . . . . . . . .
(Gains), losses and other expenses, net . . . . . . . . . . . . . . . . . . . . . . . . . .
Restructuring charges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Goodwill impairment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Equity in earnings of unconsolidated affiliates . . . . . . . . . . . . . . . . . . . .
Operational income (loss) from continuing operations . . . . . . . . . . . . .
INTEREST EXPENSE, net . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OTHER (INCOME) EXPENSE, net . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Income (loss) from continuing operations before income taxes and

cumulative effect of accounting change . . . . . . . . . . . . . . . . . . . . . .
PROVISION FOR INCOME TAXES . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Income (loss) from continuing operations before cumulative effect of

accounting change . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CUMULATIVE EFFECT OF ACCOUNTING CHANGE, NET . . . . . . . . . .
Income (loss) from continuing operations . . . . . . . . . . . . . . . . . . . .

DISCONTINUED OPERATIONS:

973.2
(45.7)
13.3
—
(8.0)
222.4
4.4
(0.4)

218.4
52.4

166.0
—
166.0

916.6
(50.2)
2.4
—
(14.2)
253.4
15.4
3.0

235.0
83.0

152.0
(0.1)
152.1

835.2
—
—
208.0
(9.1)
(36.6)
27.2
(0.8)

(63.0)
30.5

(93.5)
—
(93.5)

Loss from operations of discontinued operations . . . . . . . . . . . . . . . . . . .
Income tax benefit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Loss on disposal of discontinued operations . . . . . . . . . . . . . . . . . . . . . .
Income tax benefit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Loss from discontinued operations . . . . . . . . . . . . . . . . . . . . . . . . . . .

—
—
—
—
—
Net income (loss) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 166.0

2.0
(0.5)
0.1
(0.2)
1.4
$ 150.7

38.9
(9.3)
14.9
(3.6)
40.9
$ (134.4)

INCOME (LOSS) PER SHARE FROM CONTINUING OPERATIONS
BEFORE CUMULATIVE EFFECT OF ACCOUNTING CHANGE:
Basic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $
Diluted . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $

CUMULATIVE EFFECT OF ACCOUNTING CHANGE PER SHARE:

2.37
2.26

$
$

2.37
2.13

$ (1.56)
$ (1.56)

Basic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ — $
— $
Diluted . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $

— $
— $

—
—

INCOME (LOSS) PER SHARE FROM CONTINUING OPERATIONS:

Basic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $
Diluted . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $

2.37
2.26

$
$

2.37
2.13

$ (1.56)
$ (1.56)

(LOSS) PER SHARE FROM DISCONTINUED OPERATIONS:

Basic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ — $ (0.02)
— $ (0.02)
Diluted . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $

$ (0.68)
$ (0.68)

NET INCOME (LOSS) PER SHARE:

Basic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $
Diluted . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $

AVERAGE SHARES OUTSTANDING:

Basic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Diluted . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CASH DIVIDENDS DECLARED PER SHARE . . . . . . . . . . . . . . . . . . . . $

2.37
2.26

69.9
73.5
0.46

$
$

$

2.35
2.11

64.2
73.7
0.41

$ (2.24)
$ (2.24)

60.0
60.0
$ 0.385

The accompanying notes are an integral part of these consolidated financial statements.

40

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41

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

CONSOLIDATED STATEMENTS OF CASH FLOWS
For the Years Ended December 31, 2006, 2005 and 2004
(In millions)

For the Years Ended December 31,

2006

2005

2004

CASH FLOWS FROM OPERATING ACTIVITIES:

Net income (loss) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 166.0

$150.7

$(134.4)

Adjustments to reconcile net income (loss) to net cash provided by operating activities:

Equity in earnings of unconsolidated affiliates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Dividends from affiliates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Minority interest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Non-cash restructuring expenses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Non-cash impairment of long-lived assets and goodwill . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Unrealized loss (gain) on futures contracts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Stock-based compensation expense . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Depreciation and amortization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Deferred income taxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other (gains), losses and expenses, net . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Changes in assets and liabilities, net of effects of acquisitions and divestitures:

Accounts and notes receivable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Inventories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other current assets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Accounts payable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Accrued expenses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Income taxes payable and receivable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Long-term warranty, deferred income and other liabilities . . . . . . . . . . . . . . . . . . . . . . . . . .
Net cash (used in) provided by operating activities from discontinued operations . . . . . . . . . . .

(8.0)
5.4
0.5
7.9
—
20.8
24.4
44.3
(26.3)
(0.3)

11.1
(47.3)
(0.8)
(25.9)
(2.1)
11.0
19.0
—

(14.2)
—
0.3
0.9
—
(23.3)
28.8
37.4
11.9
(2.9)

(53.6)
0.1
(16.2)
64.4
40.3
23.1
(16.9)
(2.1)

Net cash provided by operating activities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

199.7

228.7

CASH FLOWS FROM INVESTING ACTIVITIES:

Proceeds from the disposal of property, plant and equipment
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Purchases of property, plant and equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Additional investments in affiliates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Proceeds from disposal of investments (continuing operations) . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Net cash provided by investing activities from discontinued operations . . . . . . . . . . . . . . . . . . . . . . .

Net cash used in investing activities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

CASH FLOWS FROM FINANCING ACTIVITIES:

Short-term (repayments) borrowings, net
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Long-term debt repayments, net . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Revolver long-term (repayments) borrowings, net . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Sales of common stock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Payments of deferred financing costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Repurchases of common stock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Excess tax benefits related to share based payments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Cash dividends paid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3.5
(73.8)
(24.2)
—
—

(94.5)

(0.4)
(11.2)
—
19.8
(0.3)
(163.4)
11.3
(31.3)

Net cash used in financing activities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

(175.5)

0.7
(63.3)
—
39.3
2.5

(20.8)

(4.2)
(36.3)
(5.0)
25.8
(1.7)
(15.8)
5.1
(24.8)

(56.9)

(DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS . . . . . . . . . . . . . . . . . . . . . . . . . .
EFFECT OF EXCHANGE RATES ON CASH AND CASH EQUIVALENTS . . . . . . . . . . . . . . . . . . .
CASH AND CASH EQUIVALENTS, beginning of year . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

(70.3)
1.1
213.5

151.0
1.6
60.9

(9.1)
2.8
1.0
—
208.0
—
11.9
42.6
3.2
13.7

(57.3)
(28.3)
(8.0)
(15.4)
2.4
(6.4)
(2.6)
36.1

60.2

1.5
(40.3)
(3.7)
—
21.8

(20.7)

2.0
(56.3)
2.0
20.4
(0.3)
(0.1)
—
(22.8)

(55.1)

(15.6)
0.4
76.1

CASH AND CASH EQUIVALENTS, end of year . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 144.3

$213.5

$ 60.9

Supplementary disclosures of cash flow information:

Cash paid during the year for:

Interest. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 10.0

$ 16.3

$ 29.7

Income taxes (net of refunds) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 43.8

$ 66.1

$ 17.4

Non-cash items:

Redemption of Convertible Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ — $144.3

$ —

Impact of adjustments recorded under provisions of SAB No. 108 . . . . . . . . . . . . . . . . . . . . . . . . $ 12.4

$ — $ —

The accompanying notes are an integral part of these consolidated financial statements.

42

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS
For the Years Ended December 31, 2006, 2005 and 2004

1. Nature of Operations:

Lennox International Inc., a Delaware corporation, and subsidiaries (the “Company” or “LII”), is a leading
global provider of climate control solutions. The Company designs, manufactures and markets a broad range of
products for the heating, ventilation, air conditioning and refrigeration (“HVACR”) markets. The Company
participates in four reportable business segments of the HVACR industry. The first reportable segment is Residential
Heating & Cooling, in which LII manufactures and markets a full line of heating, air conditioning and hearth
products for the residential replacement and new construction markets in the United States and Canada. The second
reportable segment is Commercial Heating & Cooling, in which LII manufactures and sells rooftop products and
related equipment for commercial applications in the United States and Canada and primarily rooftop products,
chillers and air handlers in Europe. The third reportable segment is Service Experts, which includes sales,
installation, maintenance, and repair services for heating, ventilation, and air conditioning (“HVAC”) equipment by
LII-owned service centers in the United States and Canada. The fourth reportable segment is Refrigeration, which
manufactures and sells unit coolers, condensing units and other commercial refrigeration products in the United
States and international markets. See Note 3 for financial information regarding the Company’s reportable
segments.

The Company sells its products and services to numerous types of customers, including distributors,
independent and Company-owned dealer service centers, other installing contractors, wholesalers, manufacturers’
representatives, original equipment manufacturers and national accounts.

As of December 31, 2006, approximately 23% of the Company’s employees were represented by collective
bargaining agreements. The Company believes its relationships with the unions representing its employees are
generally good and does not anticipate any material adverse consequences resulting from negotiations to renew any
collective bargaining agreements.

2. Summary of Significant Accounting Policies:

Principles of Consolidation

The consolidated financial statements include the accounts of Lennox International Inc. and its majority-

owned subsidiaries. All intercompany transactions and balances have been eliminated.

Cash and Cash Equivalents

The Company considers all highly liquid temporary investments with original maturity dates of three months
or less to be cash equivalents. Cash and cash equivalents of $144.3 million and $213.5 million as of December 31,
2006 and 2005, respectively, consisted of cash, overnight repurchase agreements and investment grade securities
and are stated at cost, which approximates fair value.

As of December 31, 2006 and 2005, $14.8 million and $23.1 million, respectively, of cash and cash equivalents
were restricted primarily due to routine lockbox collections and letters of credit issued with respect to the operations
of the Company’s captive insurance subsidiary, which expire on December 31, 2007. These letter of credit
restrictions can be transferred to the Company’s revolving lines of credit as needed.

Accounts and Notes Receivable

Accounts and notes receivable are shown in the accompanying Consolidated Balance Sheets, net of allowance
for doubtful accounts of $16.7 million and $16.7 million, as of December 31, 2006 and 2005, respectively. The
allowance for doubtful accounts is generally established during the period in which receivables are recognized and
is maintained at a level deemed appropriate by management based on historical and other factors that affect
collectibility. Such factors include the historical trends of write-offs and recovery of previously written-off

43

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

accounts, the financial strength of the customer and projected economic and market conditions. The Company has
no significant concentration of credit risk within its accounts and notes receivable.

Inventories

Inventory costs include material, labor, depreciation and plant overhead. Inventories of $134.0 million and
$129.4 million as of December 31, 2006 and 2005, respectively, are valued at the lower of cost or market using the
last-in, first-out (LIFO) cost method. The remaining portion of the inventory is valued at the lower of cost or market
with cost being determined either on the first-in, first-out (FIFO) basis or average cost. The Company elected to use
the LIFO inventory valuation method for the Company’s domestic manufacturing companies in 1974 and continued
to elect the LIFO method for new operations through the late 1980s. The types of inventory include raw materials,
purchased components, work-in-process, repair parts and finished goods. Starting in the late 1990s, the Company
began adopting the FIFO inventory valuation method for all new domestic manufacturing operations (primarily
acquisitions). The Company’s operating entities with a previous LIFO election continue to use LIFO accounting.
The Company also uses the FIFO inventory method for all of the Company’s foreign-based manufacturing facilities
as well as the Company’s Service Experts segment, whose inventory is limited to service parts and finished goods.
For the year ended December 31, 2006, the Company recognized approximately $1.7 million of LIFO inventory
liquidations in net income. LIFO inventory liquidations did not have a material impact on gross margins during the
years ended December 31, 2005 and 2004.

Property, Plant and Equipment

Property, plant and equipment are stated at cost, net of accumulated depreciation. Expenditures for renewals
and betterments are capitalized and expenditures for maintenance and repairs are charged to expense as incurred.
Depreciation is computed using the straight-line method over the following estimated useful lives:

Buildings and improvements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Machinery and equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

10 to 39 years
3 to 10 years

The Company periodically reviews long-lived assets for impairment as events or changes in circumstances
indicate that the carrying amount of such assets might not be recoverable. In order to assess recoverability, the
Company compares the estimated expected future cash flows (undiscounted and without interest charges) identified
with each long-lived asset or related asset grouping to the carrying amount of such assets. If the expected future cash
flows do not exceed the carrying value of the asset or assets being reviewed, an impairment loss is recognized based
on the excess of the carrying amount of the impaired assets over their fair value.

In March 2005, the Financial Accounting Standards Board (“FASB”) issued FASB Interpretation No. 47,
Accounting for Conditional Asset Retirement Obligations — An Interpretation of FASB Statement No. 143
(“FIN No. 47”), which was effective for the Company as of December 31, 2005. This interpretation provides
additional guidance as to when companies should record the fair value of a liability for a conditional asset retirement
obligation when there is uncertainty about the timing or method of settlement of the obligation. The cumulative
effect of the change in accounting related to the adoption of FIN No. 47 was not material for the year ended
December 31, 2005. There were no material changes in conditional asset retirement obligations during 2006.

Investments in Affiliates

Investments in affiliates in which the Company does not exercise control and has a 20% or more voting interest
are accounted for using the equity method of accounting. If the fair value of an investment in an affiliate is below its
carrying value and the difference is deemed to be other than temporary, the difference between the fair value and the
carrying value is charged to earnings.

Investments in affiliated companies accounted for under the equity method consist of a 24.5% common stock
ownership interest in Alliance Compressor LLC, a joint venture engaged in the manufacture and sale of

44

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

compressors; a 50% common stock ownership in Frigus-Bohn S.A. de C.V., a Mexican joint venture that produces
unit coolers and condensing units; and a 21.75% common stock ownership interest in Kulthorn Kirby Public
Company Limited, a Thailand company engaged in the manufacture of compressors for refrigeration applications.
The Company had been accounting for its investment in Kulthorn Kirby Public Company Limited as a marketable
equity security investment prior to October 2004, when the Company purchased an additional 1.3% common stock
interest for approximately $1.5 million. The Company has adjusted prior years information to reflect the change to
equity accounting.

As of December 31, 2004, the Company held a 45% common stock ownership interest in Outokumpu
Heatcraft, a joint venture engaged in the manufacture and sale of heat transfer components, primarily coils. The
Company accounted for its investment in Outokumpu Heatcraft using the equity method. On June 7, 2005, the
Company completed the sale of its 45% interest in the heat transfer joint venture to Outokumpu Copper Products
OY of Finland (“Outokumpu”) for $39.3 million pursuant to which it recorded a pre-tax gain of $9.3 million, which
is included in (Gains), Losses and Other Expenses, net in the accompanying Consolidated Statements of Operations.
In connection with the sale, the Company entered into an agreement with Outokumpu related to joint remediation of
certain existing environmental matters. In conjunction with the new agreement, the Company updated its estimate
of its portion of the on-going remediation costs and recorded expenses of $2.2 million for the year ended
December 31, 2005.

The Company has recorded $8.0 million, $14.2 million and $9.1 million of equity in the earnings of these
affiliates for the years ended December 31, 2006, 2005 and 2004, respectively, and has included these amounts in
Equity in Earnings of Unconsolidated Affiliates in the accompanying Consolidated Statements of Operations. The
carrying amount of investments in affiliates as of December 31, 2006 and 2005 is $52.4 million and $46.0 million,
respectively, and is included in long-term Other Assets in the accompanying Consolidated Balance Sheets.

Goodwill

Goodwill represents the excess of cost over fair value of assets of acquired businesses. Goodwill and intangible
assets determined to have an indefinite useful life are not amortized, but instead tested for impairment at least
annually in accordance with the provisions of Statement of Financial Accounting Standards No. 142, Goodwill and
Other Intangible Assets (“SFAS No. 142”). Goodwill is tested at least annually by reporting unit for impairment.
The Company completes its annual goodwill impairment tests in the first quarter of each fiscal year.

The Company estimates reporting unit fair values using standard business valuation techniques such as
discounted cash flows and reference to comparable business transactions. The discounted cash flows fair value
estimates are based on management’s projected future cash flows and the estimated weighted average cost of
capital. The estimated weighted average cost of capital is based on the risk-free interest rate and other factors such
as equity risk premiums and the ratio of total debt and equity capital.

Based on the results of its annual impairment tests required by SFAS No. 142, the Company determined that no
impairment of its goodwill existed as of December 31, 2006 or 2005, respectively, and in 2004, the Company
recorded an impairment charge associated with its Service Experts segment. This impairment charge reflected the
segment’s performance below management’s expectations and management’s decision to divest centers that no
longer matched the realigned Service Experts business model (see Note 6). The Company estimated the fair value of
its Service Experts segment using the income method of valuation, which included the use of estimated discounted
cash flows. Based on the comparison, the carrying value of Service Experts exceeded its fair value. Accordingly, the
Company performed the second step of the test, comparing the implied fair value of Service Experts goodwill with
the carrying amount of that goodwill. Based on this assessment, the Company recorded a non-cash impairment
charge of $208.0 million ($184.8 million, net of tax), which is included as a component of Operating Income in the
accompanying Consolidated Statements of Operations. In 2004, the Company also recognized a $14.8 million
($13.2 million, net of tax) goodwill impairment charge arising from goodwill allocated to centers held for sale and a

45

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

$3.1 million pre-tax impairment charge related to property, plant and equipment. These amounts are included as a
part of Loss from Discontinued Operations in the accompanying Consolidated Statements of Operations.

In assessing the fair value of its goodwill, the Company must make assumptions regarding estimated future
cash flows and other factors to determine the fair value of the respective assets. If these estimates or the related
assumptions change, the Company may be required to record impairment charges for these assets in the future.

Intangible and Other Assets

As of December 31, 2006 and 2005, identifiable intangible and other assets subject to amortization are
recorded in Other Assets in the accompanying Consolidated Balance Sheets and are comprised of the following (in
millions):

Deferred financing costs . . . . .
Customer relationships . . . . . .
Other . . . . . . . . . . . . . . . . . . .

Gross
Amount

$ 5.2
3.3
5.0

Total . . . . . . . . . . . . . . . . . .

$13.5

2006
Accumulated
Amortization

Net
Amount

Gross
Amount

2005
Accumulated
Amortization

Net
Amount

$(3.3)
(0.1)
(3.2)

$(6.6)

$1.9
3.2
1.8

$6.9

$ 5.8
—
9.1

$14.9

$ (3.3)
—
(7.7)

$(11.0)

$2.5
—
1.4

$3.9

SFAS No. 142 requires that intangible assets with estimable useful lives be amortized over their respective
estimated useful lives to their estimated residual values, and reviewed for impairment in accordance with Statement
of Financial Accounting Standards No. 144, Accounting for Impairment or Disposal of Long-Lived Assets
(“SFAS No. 144”).

Amortization of intangible assets for the years ended December 31, 2006, 2005 and 2004 was approximately
$1.4 million, $1.9 million and $3.6 million, respectively. Estimated intangible amortization expense for the next
five years is as follows (in millions):

2007 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $1.2
1.2
2008 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.0
2009 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
0.8
2010 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
0.5
2011 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

As of December 31, 2006, the Company had $4.3 million of intangible assets, primarily consisting of

trademarks, which are not subject to amortization.

Identifiable intangible and other assets that have finite useful lives are amortized over their useful lives as

follows:

Asset

Deferred financing costs
Customer relationships

Useful Life

Straight-line method over terms of the related debt
Straight-line method up to 10 years

The Company periodically reviews long-lived assets with estimable useful lives for impairment as events or
changes in circumstances indicate that the carrying amount of such assets might not be recoverable. In order to
assess recoverability, the Company compares the estimated expected future cash flows (undiscounted and without
interest charges) identified with each long-lived asset or related asset grouping to the carrying amount of such
assets. If the expected future cash flows do not exceed the carrying value of the asset or assets being reviewed, an
impairment loss is recognized based on the excess of the carrying amount of the impaired assets over their fair value.

46

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

In assessing the fair value of its other intangibles, the Company must make assumptions regarding estimated
future cash flows and other factors to determine the fair value of the respective assets. If these estimates or the
related assumptions change, the Company may be required to record impairment charges for these assets in the
future.

Product Warranties

For some of LII’s HVAC products, the Company provides warranty terms ranging from one to 20 years to
customers for certain components such as compressors or heat exchangers. For select products, LII has provided
lifetime warranties for heat exchangers. A liability for estimated warranty expense is recorded on the date that
revenue is recognized. The Company’s estimate of future warranty costs is determined for each product line. The
number of units that are expected to be repaired or replaced is determined by applying the estimated failure rate,
which is generally based on historical experience, to the number of units that have been sold and are still under
warranty. The estimated units to be repaired under warranty are multiplied by the average cost to repair or replace
such products to determine the estimated future warranty cost. The Company does not discount product warranty
liabilities as the amounts are not fixed and the timing of future cash payments are neither fixed nor reliably
determinable. The Company also provides for specifically identified warranty obligations. The Company’s
estimated future warranty cost is subject to adjustment from time to time depending on changes in actual failure
rate and cost experience. Subsequent costs incurred for warranty claims serve to reduce the accrued product
warranty liability.

The Company recorded warranty expense of $37.4 million, $36.3 million and $28.2 million for the years ended

December 31, 2006, 2005 and 2004, respectively.

Total liabilities for estimated warranty expense are $104.7 million and $80.9 million as of December 31, 2006
and 2005, respectively, and are included in the following captions on the accompanying Consolidated Balance
Sheets (in millions):

December 31,
2006

2005

Accrued Expenses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 27.2
77.5
Other Liabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$25.3
55.6

$104.7

$80.9

The changes in the carrying amount of the Company’s total warranty liabilities for the years ended Decem-

ber 31, 2006 and 2005 are as follows (in millions):

Total warranty liability at December 31, 2004 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Payments made in 2005 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Changes resulting from issuance of new warranties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Changes in estimates associated with pre-existing liabilities . . . . . . . . . . . . . . . . . . . . . . . . .

Total warranty liability at December 31, 2005 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Errors in estimates associated with pre-existing liabilities recorded under the provisions of

SAB No. 108 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Payments made in 2006 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Changes resulting from issuance of new warranties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Changes in estimates associated with pre-existing liabilities . . . . . . . . . . . . . . . . . . . . . . . . .

$ 71.0
(26.4)
28.8
7.5

$ 80.9

19.6
(33.2)
33.6
3.8

Total warranty liability at December 31, 2006 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$104.7

47

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

The 2005 change in warranty liability that resulted from changes in estimates of warranties issued prior to 2005
was primarily due to revaluing warranty reserves based on higher material input costs and increased labor
allowances on the Company’s product lines, including the CompleteHeat» product line. See further discussion on
the adjustments recorded under the provisions of Staff Accounting Bulletin No. 108, Considering the Effects of
Prior Year Misstatements when Quantifying Misstatements in Current Year Financial Statements (“SAB No. 108”),
below.

Adoption of SAB No. 108

During the fourth quarter of 2006, the Company adopted SAB No. 108. The transition provisions of
SAB No. 108 permit the Company to adjust for the cumulative effect in retained earnings for immaterial errors
relating to prior periods. In accordance with SAB No. 108, the Company reduced retained earnings as of January 1,
2006 by $12.4 million to reflect understatements in product warranty liabilities caused by misstatements that
occurred in prior years. The resulting adjustments do not affect previously reported cash flows from operations and
the impact on prior years’ financial position and results of operations was immaterial. The total cumulative impact
is as follows (in millions):

Retained earnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 12.4
7.2
Deferred income taxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(19.6)
Product warranty liability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Previously reported net income for the second quarter of 2006 was understated by $4.3 million as a result of
warranty accrual adjustments made during the second quarter that were related to pre-existing warranties.
Therefore, the Company increased net income for the second quarter of 2006 by $4.3 million. The adoption of
SAB No. 108 had no impact on the previously reported amounts for the three months ended March 31, 2006 or the
three months ended September 30, 2006.

The following table provides the impact on previously reported amounts recorded under the provisions of

SAB No. 108 (unaudited, amounts in millions):

Cost of goods sold . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Gross profit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operational income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Income from operations before income taxes . . . . . . . . . . . . . . . . . . . . . . . . .
Provision for income taxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Net income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

For the
Three Months and
Six Months Ended
June 30, 2006 and
the Nine Months Ended
September 30, 2006
Increase (Decrease)
$(6.8)
6.8
6.8
6.8
2.5
4.3

48

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

CONSOLIDATED STATEMENTS OF OPERATIONS
For the Three Months and Six Months Ended June 30, 2006 and the Nine Months Ended
September 30, 2006
(Unaudited, in millions, except per share data)

The following table reflects the adjusted Consolidated Statements of Operations for the three and six months
ended June 30, 2006 and the nine months ended September 30, 2006. These statements reflect the $4.3 million
adjustments made to second quarter net income under the provisions of SAB No. 108.

NET SALES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
COST OF GOODS SOLD . . . . . . . . . . . . . . . . . . . . . . . . . . . .

For the Three
Months Ended
June 30,
2006
Adjusted
$1,002.0
679.4

For the Six
Months Ended
June 30,
2006
Adjusted
$1,801.5
1,225.5

For the Nine
Months Ended
September 30,
2006
Adjusted
$2,808.7
1,921.7

Gross profit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

322.6

576.0

887.0

OPERATING EXPENSES:

Selling, general and administrative expenses . . . . . . . . . . . . .
(Gains), losses and other expenses, net . . . . . . . . . . . . . . . . .
Restructuring charges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Equity in earnings of unconsolidated affiliates . . . . . . . . . . . .

253.5
(27.2)
2.3
(2.9)

Operational income . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INTEREST EXPENSE, net . . . . . . . . . . . . . . . . . . . . . . . . . . .
OTHER EXPENSE (INCOME), net . . . . . . . . . . . . . . . . . . . . .

Income from operations before income taxes . . . . . . . . .
PROVISION FOR INCOME TAXES . . . . . . . . . . . . . . . . . . . .

Net income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

NET INCOME PER SHARE:

Basic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Diluted . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

AVERAGE SHARES OUTSTANDING:

Basic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Diluted . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CASH DIVIDENDS DECLARED PER SHARE . . . . . . . . . . . .

96.9
1.8
—

95.1
26.8

68.3

0.96
0.91

71.5
75.2
0.11

$

$
$

$

485.7
(45.3)
8.6
(5.0)

132.0
2.4
1.0

128.6
39.3

89.3

1.25
1.18

71.4
75.4
0.22

$

$
$

$

740.7
(47.3)
13.1
(7.5)

188.0
3.6
0.1

184.3
59.4

$ 124.9

$
$

$

1.77
1.67

70.7
74.6
0.33

49

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

SEGMENT REVENUES AND OPERATING PROFIT
For the Three Months and Six Months Ended June 30, 2006 and the
Nine Months Ended September 30, 2006
(Unaudited, in millions)

The following table reflects the adjusted segment revenues and operating profits for the three and six months
ended June 30, 2006 and the nine months ended September 30, 2006. These statements reflect the $4.3 million
adjustments made to second quarter net income under the provisions of SAB No. 108.

For the
Three Months
Ended June 30,
2006
Adjusted

For the
Six Months
Ended June 30,
2006
Adjusted

For the Nine
Months Ended
September 30,
2006
Adjusted

Net Sales

Residential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Commercial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Service Experts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Refrigeration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Eliminations(A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 539.2
181.1
177.8
129.9
(26.0)

$1,002.0

Segment Profit (Loss)(B)

Residential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Commercial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Service Experts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Refrigeration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Corporate and other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Eliminations(A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$

Reconciliation to income from operations before income

taxes:
. . . . . . . . . . . . . .
(Gains), losses and other expenses, net
Restructuring charges . . . . . . . . . . . . . . . . . . . . . . . . . . .
Interest expense, net . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other expense, net . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Less: Realized gains on settled futures contracts . . . . . . . . .

73.1
19.4
9.5
14.3
(21.0)
(0.4)

94.9

(27.2)
2.3
1.8
—

118.0
22.9

$ 955.6
314.0
318.8
255.7
(42.6)

$1,801.5

$ 115.3
27.7
3.3
26.4
(45.1)
(0.3)

127.3

(45.3)
8.6
2.4
1.0

160.6
32.0

$1,454.5
533.4
492.8
392.0
(64.0)

$2,808.7

$ 168.9
53.4
11.0
40.4
(67.9)
0.3

206.1

(47.3)
13.1
3.6
0.1

236.6
52.3

$

95.1

$ 128.6

$ 184.3

(A) Eliminations consist of intercompany sales between business segments, such as products sold to Service

Experts by the Residential Heating & Cooling segment.

(B) The Company defines segment profit (loss) as a segment’s income (loss) from continuing operations before
income taxes included in the accompanying Consolidated Statements of Operations; excluding (gains), losses
and other expenses, net; restructuring charges; goodwill impairment; interest expense, net; and other (income)
expense, net; less (plus) realized gains (losses) on settled futures contracts.

50

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Adoption of SFAS No. 158

In September 2006, the FASB issued Statement of Financial Accounting Standards No. 158, Employers
Accounting for Defined Benefit Pensions and Other Postretirement Plans (an amendment of FASB Statements
No. 87, 88, 106, and 132R (“SFAS No. 158”). On December 31, 2006, the Company adopted the recognition and
disclosure provisions of SFAS No. 158, which requires plan sponsors of defined benefit pension and other
postretirement benefit plans (collectively, “postretirement benefit plans”) to recognize the funded status of their
postretirement benefit plans in the statement of financial position, measure the fair value of plan assets and benefit
obligations as of the date of the fiscal year-end statement of financial position, and provide additional disclosures.
The effect of adopting SFAS No. 158 on the Company’s financial condition at December 31, 2006 has been included
in the accompanying consolidated financial statements. SFAS No. 158 did not have an effect on the Company’s
consolidated financial condition at December 31, 2005 or 2004. See Note 11 for further discussion.

Environmental Obligations

The Company accounts for environmental obligations in accordance with American Institute of Certified
Public Accountants Statement of Position 96-1, Environmental Remediation Liabilities (“SOP 96-1”). The
Company accrues for losses associated with environmental obligations when such losses are probable and
reasonably estimable. Accruals for estimated losses from environmental obligations generally are recognized
no later than completion of the remedial feasibility study. Such accruals are adjusted as further information develops
or circumstances change. Costs of future expenditures for environmental obligations are discounted to their present
value when the amounts are fixed and the timing of future cash payments are reliably determinable. Recoveries of
environmental remediation and containment costs from other parties are recognized as assets when their receipt is
deemed probable. For more information see Note 13.

Income Taxes

Income taxes are accounted for under the asset and liability method. Deferred tax assets and liabilities are
recognized for the future tax consequences attributable to differences between the financial statement carrying
amounts of existing assets and liabilities and their respective tax bases and operating loss and tax credit carry
forwards. Deferred tax assets and liabilities are measured using enacted tax rates expected to apply to taxable
income in the years in which those temporary differences are expected to be recovered or settled. The effect of a
change in tax rates on deferred tax assets and liabilities is recognized in income in the period that includes the
enactment date.

Revenue Recognition

The Company’s Residential Heating & Cooling, Commercial Heating & Cooling and Refrigeration segments’
revenue recognition practices depend upon the shipping terms for each transaction. Shipping terms are primarily
FOB Shipping Point and, therefore, revenues are recognized for these transactions when products are shipped to
customers and title passes. However, certain customers in the Company’s smaller operations, primarily outside of
North America, have shipping terms where title and risk of ownership does not transfer until the product is delivered
to the customer. For these transactions, revenues are recognized on the date that the product is received and accepted
by such customers. LII has experienced returns for miscellaneous reasons and records a reserve for these returns
based on historical experience for such returns at the time the Company recognizes revenue. The Company’s
historical rate of returns is insignificant as a percentage of sales.

The Company’s Service Experts segment recognizes sales, installation, maintenance and repair revenues at the
time the services are completed. The Service Experts segment also provides HVAC system design and installation
services under fixed-price contracts, which may extend up to one year. Revenue for these services is recognized
using the percentage-of-completion method, based on the percentage of incurred contract costs-to-date in relation to
total estimated contract costs, after giving effect to the most recent estimates of total cost. The effect of changes to

51

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

total estimated contract revenue or cost is recognized in the period such changes are determined. Provisions for
estimated losses on individual contracts are made in the period in which the loss first becomes apparent.

The Company engages in cooperative advertising, customer rebate, cash discount and other miscellaneous
programs that result in payments or credits being issued to its customers. The Company’s policy is to record the
discounts and incentives as a reduction of sales when the sales are recorded, with the exception of certain
cooperative advertising expenditures that are charged to Selling, General and Administrative Expenses. The
amounts charged to Selling, General and Administrative Expenses were approximately $11.8 million, $11.7 million
and $8.9 million for the years ended December 31, 2006, 2005 and 2004, respectively. Under these cooperative
advertising programs, the Company receives, or will receive, an identifiable benefit (goods or services) in exchange
for the consideration given. The identified benefit is sufficiently separable from the customer’s purchase of the
Company’s products such that the Company could have entered into an exchange transaction with a party other than
the customer in order to receive the benefit. Additionally, the Company can reasonably estimate the fair value of the
benefit that the Company receives, or will receive, and the amount of the consideration paid by the Company does
not exceed the estimated fair value of the benefit received.

Cost of Goods Sold

The principal components of cost of goods sold in the Company’s manufacturing operations are component
costs, raw materials, factory overhead, labor and estimated costs of warranty expense. In the Company’s Service
Experts segment, the principal components of cost of goods sold are equipment, parts and supplies and labor. These
principal components of costs include inbound freight charges, purchasing, receiving and inspection costs, internal
transfer costs and warehousing costs through the manufacturing process.

Shipping and Handling

Shipping and handling costs relate to post-production activities. Costs of $188.9 million, $158.2 million, and
$139.4 million are included in Selling, General and Administrative Expenses in the accompanying Consolidated
Statements of Operations for the years ended December 31, 2006, 2005, and 2004, respectively.

Selling, General and Administrative Expenses

Selling, general and administrative expenses include (a) all other payroll and benefit costs; (b) outbound
freight, post-production warehousing and distribution costs; (c) advertising; (d) general selling and administrative
costs, which include research and development and information technology costs; and (e) other selling, general and
administrative related costs such as insurance, travel, and non-production depreciation and rent.

52

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

(Gains), Losses and Other Expenses, net

(Gains), losses and other expenses, net were ($45.7) million, ($50.2) million and zero for the years ended

December 31, 2006, 2005 and 2004, respectively and included the following (in millions):

For the Years Ended
December 31,
2005

2006

2004

Realized gains on settled futures contracts . . . . . . . . . . . . . . . . . . . . . . . .
Unrealized losses (gains) on open futures contracts . . . . . . . . . . . . . . . . .
Gain on sale of LII’s 45% interest in its heat transfer joint venture to

$(66.0)
20.8

$(16.7)
(23.3)

$ —
—

Outokumpu. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

—

(9.3)

Estimated on-going remediation costs in conjunction with the joint

remediation agreement LII entered into with Outokumpu . . . . . . . . . . .
Other items, net . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

—
(0.5)

2.2
(3.1)

—

—
—

(Gains), losses and other expenses, net . . . . . . . . . . . . . . . . . . . . . . . . . .

$(45.7)

$(50.2)

$ —

Stock-Based Compensation

Effective July 1, 2005, the Company adopted the fair value recognition provisions of Statement of Financial
Accounting Standards No. 123R, Share-Based Payment (“SFAS No. 123R”), using the modified-prospective-
transition method. Under that transition method, compensation cost recognized in the second half of 2005 included:
(a) compensation cost for all share-based payments granted prior to, but not yet vested as of July 1, 2005, based on
the grant date fair value estimated in accordance with the original provisions of Statement of Financial Accounting
Standards No. 123, Accounting for Stock-Based Compensation (“SFAS No. 123”), and (b) compensation cost for all
share-based payments granted subsequent to July 1, 2005, based on the grant-date fair value estimated in
accordance with the provisions of SFAS No. 123R. Prior to July 1, 2005, the Company accounted for stock-
based awards under the intrinsic value method, which follows the recognition and measurement principles of
Accounting Principles Board Opinion No. 25, Accounting for Stock Issued to Employees and Related Interpre-
tations (“APB No. 25”), as permitted by SFAS No. 123. In accordance with SFAS No. 123R, results for prior periods
have not been restated. Compensation expense of $24.4 million, $28.8 million and $11.9 million was recognized for
the years ended December 31, 2006, 2005 and 2004, respectively, and is included in Selling, General and
Administrative Expenses in the accompanying Consolidated Statements of Operations. The cumulative effect of the
change in accounting related to the adoption of SFAS No. 123R was not material for the year ended December 31,
2005.

Prior to the adoption of SFAS No. 123R, the Company presented all tax benefits of deductions resulting from
the exercise of stock options as operating cash flows in the Consolidated Statements of Cash Flows. SFAS No. 123R
requires the cash flows from the tax benefits of tax deductions in excess of the compensation cost recognized for
those options (“excess tax benefits”) to be classified as financing cash flows. The adoption of SFAS No. 123R
resulted in excess tax benefits of $11.3 million and $5.1 million being classified as a financing cash inflow in the
accompanying Consolidated Statements of Cash Flows for the years ended December 31, 2006 and 2005,
respectively.

Had the Company used the fair value based accounting method for stock-based compensation expense
described by SFAS No. 123 for the period beginning January 1, 2005 through June 30, 2005 and the 2004 fiscal
period, the Company’s diluted net income (loss) per common and equivalent share for the years ended December 31,
2005 and 2004, respectively, would have been as set forth in the table below (in millions, except per share data). As
of July 1, 2005, the Company adopted SFAS No. 123R thereby eliminating pro forma disclosure for periods
following such adoption. For purposes of this pro forma disclosure, the value of the options is estimated using a
Black-Scholes-Merton option valuation model and amortized to expense over the options’ vesting periods.

53

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

For the Years Ended
December 31,

2005

2004

Net income (loss), as reported . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $150.7
18.4
Add: Reported stock-based compensation expense, net of taxes. . . . . . . . . . . . . .
(19.4)
Deduct: Fair value based compensation expense, net of taxes . . . . . . . . . . . . . . .

$(134.4)
7.5
(10.0)

Net income (loss), pro-forma . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $149.7

$(136.9)

Earnings per share:
Basic, as reported . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 2.35
Basic, pro forma . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 2.33
Diluted, as reported . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 2.11
Diluted, pro forma. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 2.09

$ (2.24)
$ (2.28)
$ (2.24)
$ (2.28)

Research and Development

Research and development costs are expensed as incurred. The Company expended approximately $42.2 mil-
lion, $40.3 million and $37.6 million for the years ended December 31, 2006, 2005 and 2004, respectively, for
research and product development activities. Research and development costs are included in Selling, General and
Administrative Expenses in the accompanying Consolidated Statements of Operations.

Advertising

The costs of advertising, promotion and marketing programs are charged to operations in the period incurred.
Expenses relating to advertising, promotions and marketing programs were $79.0 million, $79.6 million and
$68.4 million for the years ended December 31, 2006, 2005 and 2004, respectively, and are included in Selling,
General and Administrative Expenses in the accompanying Consolidated Statements of Operations.

Translation of Foreign Currencies

All assets and liabilities of foreign subsidiaries and joint ventures are translated into United States dollars using
rates of exchange in effect at the balance sheet date. Revenues and expenses are translated at average exchange rates
during the respective years. The unrealized translation gains and losses are included in Accumulated Other
Comprehensive (Loss) Income in the accompanying Consolidated Balance Sheets. Transaction gains (losses)
included in Other (Income) Expense, net in the accompanying Consolidated Statements of Operations were
$0.9 million, $(2.7) million and $1.8 million for the years ended December 31, 2006, 2005 and 2004, respectively.

Interest Expense, net

The Company incurred $10.1 million, $19.6 million, and $32.2 million in interest expense, net of capitalized
interest, while earning $5.7 million, $4.2 million, and $5.0 million in interest income for the years ended
December 31, 2006, 2005 and 2004, respectively.

Derivatives

The Company uses futures contracts and fixed forward contacts to mitigate the exposure to volatility in
commodity prices. The Company hedges only exposures in the ordinary course of business and does not hold or
trade derivatives for profit. All derivatives are recognized in the Consolidated Balance Sheet at fair value and are
reported in Current Other Assets, Long-term Other Assets, Accrued Expenses, or Other Liabilities. Classification of
each hedging instrument is based upon whether the maturity of the instrument is less than or greater than 12 months.
Instruments that meet established accounting criteria are formally designated as cash flow hedges. The Company

54

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

accounts for instruments that qualify as cash flow hedges utilizing Statement of Financial Accounting Standards
No. 133, Accounting for Derivative Instruments and Hedging Activities, as amended (“SFAS No. 133”). However,
the Company may enter into instruments that economically hedge certain of its risks, even though hedge accounting
does not apply or the Company elects not to apply hedge accounting under SFAS No. 133. In these cases, there
exists a natural hedging relationship in which changes in the fair value of the instrument, which are recognized
currently in net income, act as an economic offset to changes in the fair value of the underlying hedged item(s). For
more information see Note 21.

Use of Estimates

The preparation of financial statements in conformity with generally accepted accounting principles requires
management to make estimates and assumptions that affect the reported amounts of assets and liabilities and
disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of
revenues and expenses during the reporting period. Actual results could differ from those estimates.

Reclassifications

Certain amounts have been reclassified from the prior year presentation to conform to the current year

presentation.

3. Reportable Business Segments:

The Company operates in four reportable business segments of the HVACR markets: Residential Heating &
Cooling, Commercial Heating & Cooling, Service Experts and Refrigeration. Transactions between segments, such
as products sold to Service Experts by the Residential Heating & Cooling segment, are recorded on an arms-length
basis using the market price for these products. The eliminations of these intercompany sales and any associated
profit are noted in the reconciliation of segment results to the income from continuing operations before income
taxes below. The Company uses segment profit (loss) as the primary measure of profitability to evaluate operating
performance and to allocate capital resources. In the third quarter of 2006, the Company changed its definition of
segment profit (loss) to include realized gains (losses) on settled futures contracts. Realized gains (losses) on settled
futures contracts are a component of (Gains), Losses and Other Expenses, net in the accompanying Consolidated
Statements of Operations. As a result of this change, the Company now defines segment profit (loss) as a segment’s
income (loss) from continuing operations before income taxes included in the accompanying Consolidated
Statements of Operations; excluding (gains), losses and other expenses, net; restructuring charges; goodwill
impairment; interest expense, net; and other (income) expense, net; less (plus) realized gains (losses) on settled
futures contracts.

The Company’s corporate costs include those costs related to corporate functions such as legal, internal audit,
treasury, human resources, tax compliance, and senior executive staff. Corporate costs also include the long-term
share-based incentive awards provided to employees throughout LII. The Company recorded these share-based
awards as corporate costs to preserve confidentiality and based on the historical practice of doing so for internal
reporting purposes.

55

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Net sales and segment profit (loss) by business segment, along with a reconciliation of segment profit (loss) to

net earnings (loss) for years ended December 31, 2006, 2005 and 2004 are shown below (in millions):

For the Years Ended December 31,
2006
2004
2005

Net Sales

Residential Heating & Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $1,848.4
723.2
Commercial Heating & Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
654.1
Service Experts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
526.4
Refrigeration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(81.0)
Eliminations(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$1,685.8
651.7
641.4
467.2
(79.9)

$1,419.8
580.8
611.7
444.7
(74.3)

$3,671.1

$3,366.2

$2,982.7

Segment Profit (Loss)

Residential Heating & Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 212.1
73.1
Commercial Heating & Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
19.2
Service Experts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Refrigeration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
52.3
(101.5)
Corporate and other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
0.8
Eliminations(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 206.9
56.9
17.0
44.4
(103.1)
0.2

$ 169.7
51.2
(2.2)
42.7
(91.6)
1.6

Reconciliation to income (loss) from continuing operations before

income taxes:

(Gains), losses and other expenses, net . . . . . . . . . . . . . . . . . . . . . . . . . .
Restructuring charges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Goodwill impairment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Interest expense, net
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other (income) expense, net . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Less: Realized gains on settled futures contracts . . . . . . . . . . . . . . . . . . .

256.0

222.3

171.4

(45.7)
13.3
—
4.4
(0.4)

284.4
66.0

(50.2)
2.4
—
15.4
3.0

251.7
16.7

—
—
208.0
27.2
(0.8)

(63.0)
—

$ 218.4

$ 235.0

$ (63.0)

(1) Eliminations consist of intercompany sales between business segments, such as products sold to Service

Experts by the Residential Heating & Cooling segment.

On a consolidated basis, no revenues from transactions with a single customer were 10% or greater of the

Company’s consolidated net sales for any of the periods presented.

56

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Total assets by business segment as of December 31, 2006 and 2005 are shown below (in millions). The assets
in the corporate segment are primarily comprised of cash, deferred tax assets, and investments in consolidated
subsidiaries. Assets recorded in the operating segments represent those assets directly associated with those
segments.

As of December 31,
2006
2005

Total Assets

Residential Heating & Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 590.7
279.7
Commercial Heating & Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
174.5
Service Experts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
340.9
Refrigeration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
343.3
Corporate and other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(9.3)
Eliminations(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 589.1
234.3
185.3
308.9
432.1
(12.1)

Segment assets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $1,719.8

$1,737.6

(1) Eliminations consist of net intercompany receivables and intercompany profit included in inventory from
products sold between business segments, such as products sold to Service Experts by the Residential Heating &
Cooling segment.

Total capital expenditures by business segment for the years ended December 31, 2006, 2005 and 2004 are

shown below (in millions):

For the Years Ended
December 31,
2005

2004

2006

Capital Expenditures

Residential Heating & Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Commercial Heating & Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Service Experts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Refrigeration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Corporate and other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$30.6
11.3
2.5
10.0
19.4

$34.7
8.6
2.0
9.5
8.5

$24.0
5.5
1.3
5.7
3.8

Total capital expenditures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$73.8

$63.3

$40.3

The depreciation and amortization expense by business segment for the years ended December 31, 2006, 2005

and 2004 are shown below (in millions):

For the Years Ended
December 31,
2005

2004

2006

Depreciation and Amortization

Residential Heating & Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Commercial Heating & Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Service Experts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Refrigeration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Corporate and other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$21.5
6.2
2.2
7.9
6.5

$16.9
4.5
2.9
7.3
5.8

$18.6
4.9
3.4
8.2
7.5

Total depreciation and amortization . . . . . . . . . . . . . . . . . . . . . . . . . .

$44.3

$37.4

$42.6

57

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

The following table sets forth certain financial information relating to the Company’s operations by

geographic area based on the domicile of the Company’s operations (in millions):

For the Years Ended December 31,
2006
2004
2005

Net Sales to External Customers

United States. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $2,835.5
315.9
Canada . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
519.7
International . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$2,603.0
294.6
468.6

$2,254.8
272.7
455.2

Total net sales to external customers . . . . . . . . . . . . . . . . . . $3,671.1

$3,366.2

$2,982.7

Long-Lived Assets

United States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $432.4
114.8
Canada . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
154.2
International . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$448.1
105.8
136.5

Total long-lived assets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $701.4

$690.4

As of December 31,

2006

2005

4.

Inventories:

Components of inventories are as follows (in millions):

As of December 31,

2006

2005

Finished goods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $223.2
43.3
Repair parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Work in process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8.1
87.8
Raw materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$174.0
35.8
8.6
79.1

Excess of current cost over last-in, first-out cost . . . . . . . . . . . . . . . . . . . . . . . . .

362.4
(56.9)

297.5
(55.1)

Total inventories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

305.5

$242.4

58

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

5. Property, Plant and Equipment:

Components of property, plant and equipment are as follows (in millions):

As of December 31,
2006
2005

Land . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 32.7
181.6
Buildings and improvements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
526.6
Machinery and equipment
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
36.1
Construction in progress and equipment not yet in service . . . . . . . . . . . . . . . . .

$ 30.3
177.1
487.8
25.1

Total . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Less-accumulated depreciation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

777.0
(488.8)

720.3
(464.6)

Property, plant and equipment, net . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 288.2

$ 255.7

6. Divestitures:

Sale of Interest in Heat Transfer Joint Venture

On June 7, 2005, the Company completed the sale of its 45% interest in its heat transfer joint venture to
Outokumpu for $39.3 million pursuant to which the Company recorded a pre-tax gain of $9.3 million, which is
included in (Gains), Losses and Other Expenses, net in the accompanying Consolidated Statements of Operations.
In connection with the sale, the Company entered into an agreement with Outokumpu related to joint remediation of
certain existing environmental matters. In conjunction with the new agreement, the Company updated its estimate
of its portion of the on-going remediation costs and recorded expenses of $2.2 million for the year ended
December 31, 2005.

Service Experts Discontinued Operations

In the first quarter of 2004, the Company’s Board of Directors approved a turnaround plan designed to improve
the performance of its Service Experts business segment. The plan realigned Service Experts’ dealer service centers
to focus on service and replacement opportunities in the residential and light commercial markets. The Company
identified approximately 130 centers, whose primary business is residential and light commercial service and
replacement. These centers comprise the ongoing Service Experts business segment. As of December 31, 2004, the
Company had divested the remaining centers that no longer matched the realigned business model. The operating
results of the centers that are no longer a part of Service Experts are classified as a Discontinued Operation in the
accompanying Consolidated Statements of Operations. The related liabilities for these centers are classified as
Liabilities Held for Sale in the accompanying Consolidated Balance Sheets.

A summary of net trade sales, pre-tax operating results and pre-tax loss on disposal of assets for the years ended

December 31, 2006, 2005 and 2004 are detailed below (in millions):

Discontinued Operations
For the Years
Ended December 31,

2006

2005

2004

Net trade sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ — $ 0.2
Pre-tax loss operating results . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . — (2.0)
Pre-tax loss on disposal of assets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . — (0.1)

$228.9
(38.9)
(14.9)

59

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

The following table details the Company’s pre-tax loss from discontinued operations for the years ended

December 31, 2006, 2005 and 2004 (in millions):

For the Years
Ended December 31,
2005

2004

2006

Goodwill impairment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Impairment of property, plant and equipment . . . . . . . . . . . . . —
Operating loss . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . —
Other divestiture costs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . — 2.0

$ — $ — $14.8
—
3.1
— 14.9
6.1

Subtotal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . — 2.0
Loss on disposal of centers . . . . . . . . . . . . . . . . . . . . . . . . . . — 0.1

38.9
14.9

Cumulative
Incurred
through
December 31,
2006

$14.8
3.1
14.9
8.1

40.9
15.0

Total loss from discontinued operations . . . . . . . . . . . . . . .

$ — $2.1

$53.8

$55.9

The income tax benefit on discontinued operations was $0.7 million and $12.9 million for the years ended
December 31, 2005 and 2004, respectively. Through December 31, 2006, proceeds from the sale of the Service
Experts centers described above totaled $25.8 million. No proceeds were received in 2006.

7. Restructuring Charges:

Restructuring charges incurred include the following amounts for the years ended December 31, 2006 and

December 31, 2005 (in millions):

Allied Air Enterprises consolidation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $15.9
(3.0)
Gain on sale of facility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(0.8)
Gain on sale of land . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.2
Lennox Hearth Products production relocation . . . . . . . . . . . . . . . . . . . . . . . . . . .

2006

$13.3

2005

$ —
—
—
2.4

$2.4

For the Years Ended
December 31,

In February 2006, Allied Air Enterprises, a division of the Company’s Residential Heating & Cooling segment,
announced that it had commenced plans to consolidate its manufacturing, distribution, research and development,
and administrative operations of the Company’s two-step operations into South Carolina, and close its current
operations in Bellevue, Ohio. The consolidation has been a phased process and is expected to be completed by the
end of the first quarter of fiscal 2007.

In connection with this consolidation project, the Company recorded pre-tax restructuring charges of
$15.9 million for the year ended December 31, 2006. The restructuring charges were primarily related to severance
and benefits, the costs to move equipment and accelerated depreciation related to the reduction in useful lives and
disposal of certain long-lived assets.

60

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

A summary of the severance and benefits and other exit costs incurred in connection with Allied Air

Enterprises’ consolidation are as follows (in millions):

Severance and benefits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other exit costs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Total . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

For the Year Ended
December 31,
2006

$ 7.1
8.8

$15.9

For the year ended December 31, 2006, the Company recorded charges of $4.8 million of accelerated
depreciation related to the reduction in useful lives and disposal of certain long-lived assets, which is included in
other exit costs set forth above.

The following table summarizes the accrued expenses related to the consolidation of the operations of Allied
Air Enterprises for the year ended December 31, 2006 (in millions), which are included in Accrued Expenses in the
accompanying Consolidated Balance Sheets.

Balance at December 31, 2005 . . . . . . . . . . . . . . . . . . . . . . . . .
Amounts charged to earnings. . . . . . . . . . . . . . . . . . . . . . . . . . .
Cash utilization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Non-cash utilization primarily consisting of accelerated

Severance and
Benefits

Other Exit
Costs

$ —
7.1
(3.4)

$ —
8.8
(4.0)

Total

$ —
15.9
(7.4)

depreciation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

—

(4.8)

(4.8)

Balance at December 31, 2006 . . . . . . . . . . . . . . . . . . . . . . . . .

$ 3.7

$ —

$ 3.7

In conjunction with this consolidation effort, the Company expects to incur additional pre-tax restructuring
related charges of approximately $3.1 million during the first quarter of 2007, consisting of approximately
$0.3 million in severance and benefits and approximately $2.8 million in accelerated depreciation, relocation and
other exit costs.

A gain of approximately $3.0 million related to the sale of a facility in Canada is also included in restructuring
expense for the year ended December 31, 2006. The sale of the Canadian facility occurred in 2003 and the resulting
gain was deferred pending approval of a Canadian regulatory agency, which occurred in December 2006. The
Company had reduced the carrying value of the facility to its then net realizable value in connection with a prior
restructuring initiative of its Service Experts operations in 2001.

Also included in restructuring expense for the year ended December 31, 2006, is a gain of $0.8 million related
to the sale of a parcel of land in March 2006. The Company had reduced the carrying value of the land to its then net
realizable value in connection with a prior restructuring initiative of its Service Experts operations in 2001.

Due to competitive cost pressures, in April 2005, Lennox Hearth Products Inc., a subsidiary of the Company,
commenced plans to relocate its Whitfield pellet stove and Lennox cast iron product lines from Burlington,
Washington to a third party production facility in Juarez, Mexico, discontinue its existing steel wood stove line
manufactured in Burlington, and close the Burlington facility. These actions were substantially complete as of
December 31, 2005. In connection with the plant closure, the Company recorded pre-tax restructuring-related
charges of $2.4 million for the year ended December 31, 2005, which are included in Restructuring Charges in the
accompanying Consolidated Statements of Operations. In 2006, the Company recorded an additional pre-tax
restructuring-related charge of approximately $1.2 million related to an operating lease on the idle facility in
Burlington, Washington. The charge reflects the net present value of the remaining lease payments on the operating

61

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

lease, net of estimated sublease income on the facility. The lease expires in June 2011. These accruals are included
in Accrued Expenses in the accompanying Consolidated Balance Sheets.

Strategic restructuring charges reflect decisions made at the corporate level and are not included in the business

segments’ operating profit performance.

8. Long-Term Debt and Lines of Credit:

Long-term debt at December 31, 2006 and 2005 consisted of the following (in millions):

6.73% promissory notes, payable $11.1 annually through 2008 . . . . . . . . . . . . . . $ 22.2
50.0
6.75% promissory notes, payable in 2008 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
35.0
8.00% promissory note, payable in 2010 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.0
Capitalized lease obligations and other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 33.3
50.0
35.0
1.0

2006

2005

108.2

119.3

Less current maturities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

(11.4)

(11.3)

$ 96.8

$108.0

At December 31, 2006, the aggregate amounts of required principal payments on long-term debt are as follows

(in millions):

2007 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $11.4
61.4
2008 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
0.2
2009 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
35.2
2010 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
—
2011 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
—
Thereafter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

The Company has bank lines of credit aggregating $434.4 million, of which $1.0 million was borrowed and
outstanding and $91.2 million was committed to standby letters of credit at December 31, 2006. Of the remaining
$342.2 million, the entire amount was available for future borrowings after consideration of covenant limitations at
December 31, 2006. Included in the lines of credit are several regional facilities and a multi-currency facility
governed by agreements between the Company and a syndicate of banks. The revolving credit facility, which
matures in July 2010, has a borrowing capacity of $400 million. As of December 31, 2006 and 2005, the Company
has unamortized debt issuance costs of $1.9 million and $2.5 million, respectively, which are included in Other
Assets in the accompanying Consolidated Balance Sheets. The facility contains certain financial covenants and
bears interest at a rate equal to, at the Company’s option, either (a) the greater of the bank’s prime rate or the federal
funds rate plus 0.5%, or (b) the London Interbank Offered Rate plus a margin equal to 0.475% to 1.20%, depending
upon the ratio of total funded debt-to-adjusted earnings before interest, taxes, depreciation and amortization
(“Adjusted EBITDA”), as defined in the facility. The Company pays a facility fee, depending upon the ratio of total
funded debt to Adjusted EBITDA, equal to 0.15% to 0.30% of the capacity. The facility includes restrictive
covenants that limit the Company’s ability to incur additional indebtedness, encumber its assets, sell its assets and
make certain payments, including amounts for share repurchases and dividends. The Company’s facility and
promissory notes are secured by the stock of the Company’s major subsidiaries.

LII’s domestic revolving and term loans contain certain financial covenant restrictions. As of December 31,
2006, LII believes it was in compliance with all covenant requirements. LII periodically reviews its capital
structure, including its primary bank facility, to ensure that it has adequate liquidity. LII believes that cash flow from

62

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

operations, as well as available borrowings under its revolving credit facility and other sources of funding will be
sufficient to fund its operations for the foreseeable future.

Under a revolving period asset securitization arrangement, the Company is able to transfer beneficial interests
in a portion of its trade accounts receivable to a third party in exchange for cash. The Company’s continued
involvement in the transferred assets is limited to servicing. These transfers are accounted for as sales rather than
secured borrowing. The fair values assigned to the retained and transferred interests are based primarily on the
receivables carrying value given the short term to maturity and low credit risk. As of December 31, 2006 and 2005,
the Company had not sold any beneficial interests in accounts receivable. The discount incurred in the sale of such
receivables of $0.3 million, $0.9 million and $2.3 million for the years ended December 31, 2006, 2005 and 2004,
respectively, is included as part of Selling, General and Administrative Expenses in the accompanying Consolidated
Statements of Operations.

On September 7, 2005, the Company called for redemption of all of its outstanding 6.25% convertible
subordinated notes (“Convertible Notes”) on October 7, 2005. The redemption price was 103.571% of the principal
amount. As of September 7, 2005, there was $143.75 million aggregate principal amount of Convertible Notes
outstanding, which could be converted into the Company’s common stock at a rate of 55.2868 shares of common
stock per $1,000 principal amount of Convertible Notes at any time before the close of business on the business day
prior to the redemption date. As of October 6, 2005, the holders of all of the Convertible Notes had converted the
Convertible Notes into an aggregate of approximately 7.9 million shares of common stock.

In June 2004, LII made a pre-payment of $35 million on its long-term debt, which was scheduled to mature in
the third quarter of 2005. The pre-payment make-whole amount associated with the debt of $1.9 million was
expensed in 2004 and is included in Interest Expense, net in the accompanying Consolidated Statements of
Operations.

9.

Income Taxes:

The Company’s income tax provision from continuing operations for the years ended December 31, 2006,

2005 and 2004 consisted of the following (in millions):

For the Years Ended
December 31,
2005

2004

2006

Current:

Federal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Foreign . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 49.8
5.5
9.8

$ 63.9
7.2
14.3

$ 12.9
3.3
10.2

Total current

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

65.1

85.4

26.4

Deferred:

Federal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Foreign . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

0.3
(3.6)
(9.4)

Total deferred . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

(12.7)

(3.1)
4.1
(3.4)

(2.4)

10.9
(7.1)
0.3

4.1

Total income tax provision . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 52.4

$ 83.0

$ 30.5

63

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Income (loss) from continuing operations before income taxes and cumulative effect of accounting change was

comprised of the following for the years ended December 31, 2006, 2005 and 2004 (in millions):

For the Years Ended
December 31,
2005

2006

2004

Domestic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Foreign . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$172.4
46.0

$195.3
39.7

$(92.4)
29.4

Total . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$218.4

$235.0

$(63.0)

The difference between the income tax provision from continuing operations computed at the statutory federal
income tax rate and the financial statement provision for taxes for the years ended December 31, 2006, 2005 and
2004 is summarized as follows (in millions):

2006

2005

2004

Provision (benefit) at the U.S. statutory rate of 35% . . . . . . . . . . . . . . . $ 76.4
Increase (reduction) in tax expense resulting from:

$ 82.3

$ (22.1)

State income tax, net of federal income tax benefit . . . . . . . . . . . . . .
Goodwill impairment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other permanent items . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Research tax credit
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Decrease in tax audit reserves . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Change in valuation allowance . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Foreign taxes at rates other than 35% and miscellaneous other . . . . .

3.9
—
6.5
(0.9)
(14.3)
(19.3)
0.1

7.3
—
(3.1)
(0.7)
—
—
(2.8)

1.5
51.4
1.4
(5.6)
—
6.2
(2.3)

Total income tax provision . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 52.4

$ 83.0

$ 30.5

The 2006 decrease in tax audit reserves is primarily due to the release of tax contingency reserves established

in prior years in connection with recently completed examinations.

Deferred income taxes reflect the tax consequences on future years of temporary differences between the tax
basis of assets and liabilities and their financial reporting basis and are reflected as current or non-current depending
on the timing of the expected realization. The deferred tax provision for the periods shown represents the effect of
changes in the amounts of temporary differences during those periods.

64

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Deferred tax assets (liabilities), as determined under the provisions of Statement of Financial Accounting
Standards No. 109, Accounting for Income Taxes (“SFAS No. 109”), were comprised of the following at
December 31, 2006 and 2005 (in millions):

2006

2005

Gross deferred tax assets:

Warranties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 36.6
52.7
Net operating losses (foreign and U.S. state) . . . . . . . . . . . . . . . . . . . . . . . . . .
22.6
Postretirement and pension benefits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4.9
Inventory reserves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Receivable allowance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4.2
32.3
Compensation liabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9.0
Deferred income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Intangibles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9.6
15.2
Other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 28.0
59.5
7.0
5.0
3.9
26.3
8.9
14.1
17.4

Total deferred tax assets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Valuation allowance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

187.1
(32.8)

170.1
(50.5)

Total deferred tax assets, net of valuation allowance . . . . . . . . . . . . . . . . . . .

154.3

119.6

Gross deferred tax liabilities:

Depreciation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Insurance liabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

(8.9)
(9.0)
(9.9)

Total deferred tax liabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

(27.8)

(10.8)
(8.0)
(8.6)

(27.4)

Net deferred tax assets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $126.5

$ 92.2

As of December 31, 2006, the Company has $14.3 million and $38.4 million in tax effected state and foreign
net operating loss carryforwards, respectively. The state and foreign net operating loss carryforwards begin expiring
in 2007. The deferred tax asset valuation allowance relates primarily to the operating loss carry forwards in various
states in the U.S., European and Canadian tax jurisdictions. The decrease in the valuation allowance is primarily the
result of foreign and state losses previously not benefited and currency fluctuation.

In assessing the realizability of deferred tax assets, management considers whether it is more likely than not
that some portion or all of the deferred tax assets will not be realized. Management considers the reversal of existing
taxable temporary differences, projected future taxable income, and tax planning strategies in making this
assessment. Based upon the level of historical taxable income and projections for future taxable income over
the periods in which the deferred tax assets are deductible, management believes it is more likely than not that the
Company will realize the benefits of these deductible differences, net of the existing valuation allowances at
December 31, 2006.

In order to realize the net deferred tax asset, the Company will need to generate future foreign taxable income
of approximately $81.9 million during the periods in which those temporary differences become deductible. The
Company does not need to generate any additional federal income as it has sufficient carryback capacity to fully
realize the federal deferred tax asset. U.S. taxable income for the years ended December 31, 2006, 2005 and 2004
was $176.3 million, $145.6 million and $2.4 million, respectively.

No provision has been made for income taxes which may become payable upon distribution of the Company’s
foreign subsidiaries’ earnings. It is not practicable to estimate the amount of tax that might be payable because

65

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

management’s intent is to permanently reinvest these earnings or to repatriate earnings when it is tax effective to do
so.

The Internal Revenue Service (“IRS”) completed it examination of the Company’s consolidated tax returns for
the years 1999 through 2003 and issued a Revenue Agent’s Report (“RAR”) on April 6, 2006. The disallowed
deductions primarily relate to certain insurance reserves and credits claimed for research activities. The Company
disagrees with the RAR which is currently under review by the administrative appeals division of the IRS. Although
the ultimate resolution is not known at this time, management believes that the Company has adequate reserves
based on its assessment of the Company’s tax position.

On May 18, 2006, Texas enacted legislation changing its tax system essentially replacing the existing franchise
tax with a broad, new tax based on taxable margin. The legislation included redefining the tax base, lowering the tax
rate, and extending imposition of the tax to numerous types of entities that were not previously subject to the
franchise tax. As a result of the legislation and in accordance with SFAS No. 109, the Company recorded an income
tax benefit of $0.1 million.

In June 2006, FASB issued FASB Interpretation No. 48, “Accounting for Uncertainty in Income Taxes — an
interpretation of FASB Statement 109” (“FIN No. 48”). FIN No. 48 clarifies the accounting for income taxes by
prescribing a minimum threshold that a tax position is required to meet before being recognized in the financial
statements. FIN No. 48 also provides guidance on derecognition, measurement, classification, interest and
penalties, accounting for interim periods, disclosure and transition. This interpretation is effective for fiscal years
beginning after December 15, 2006. The Company will adopt this Interpretation in the first quarter of calendar year
2007. The Company is currently evaluating the impact of FIN No. 48 on the consolidated financial statements.

On December 20, 2006, H.R. 6111, the Tax Relief and Health Care Act of 2006, was enacted extending the
Internal Revenue Code Section 41 research credit retroactive to January 1, 2006. As a result of the legislation and in
accordance with SFAS No. 109, the Company recorded an income tax benefit of $0.9 million.

10. Current Accrued Expenses:

Significant components of current accrued expenses at December 31, 2006 and 2005 are presented below (in

millions):

December 31,

2006

2005

Accrued wages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $113.4
63.0
Insurance reserves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
36.6
Deferred income . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
27.2
Accrued warranties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
33.9
Accrued rebates and promotions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
52.2
Other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$114.8
61.7
35.8
25.3
33.6
50.5

Total current accrued expenses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $326.3

$321.7

11. Employee Benefit Plans:

Profit Sharing Plans

The Company maintains noncontributory profit sharing plans for its eligible domestic salaried employees.
These plans are discretionary, as the Company’s contributions are determined annually by the Board of Directors.
Provisions for contributions to the plans amounted to $12.0 million, $14.0 million and $10.4 million in the years
ended December 31, 2006, 2005 and 2004, respectively. The Company also sponsors several 401(k) plans with

66

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

employer contribution-matching requirements. The Company contributed $1.6 million, $1.6 million and $2.3 mil-
lion in the years ended December 31, 2006, 2005 and 2004, respectively, to these 401(k) plans.

Pension and Postretirement Benefit Plans

The Company has domestic and foreign pension plans covering essentially all employees. The Company also
maintains an unfunded postretirement benefit plan, which provides certain medical and life insurance benefits to
eligible employees. In 2006, the Company amended the postretirement benefit plan to (i) eliminate post-65
coverage for current and future retirees and (ii) gradually shift the pre-65 medical coverage cost from the Company
to participants starting in 2007 such that by 2010, pre-65 retirees would be paying 100% of the cost. As a result of
this amendment, the postretirement plan would still exist in 2010 and eligible participants would still be able to
receive group coverage rates, however the Company would no longer be paying any portion of the participants’
premiums.

The following table summarizes the impact of the initial adoption of SFAS No. 158 (in millions).

As of December 31,

2005

2006
Prior to SFAS No.
158
Adjustments

As of
December 31, 2006

SFAS No. 158
Adjustments

After SFAS No. 158
Adjustments

Prepaid pension asset . . . . . . . . . . . . $ 63.1
10.1
Intangible pension asset
. . . . . . . . . .
(19.1)
Accrued pension liabilities . . . . . . . .
Reserve for minimum pension

liabilities . . . . . . . . . . . . . . . . . . . .
Other benefit liabilities . . . . . . . . . . .
Accumulated other comprehensive

(62.3)
(16.5)

$ 61.3
8.0
(20.9)

(54.3)
(16.6)

income . . . . . . . . . . . . . . . . . . . . .

52.2

46.3

$(61.3)
(8.0)
(30.1)

54.3
1.7

43.4

$ —
—
(51.0)

—
(14.9)

89.7

67

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

The following tables set forth amounts recognized in the Company’s financial statements and the plans’ funded

status for 2006 and 2005 (dollars in millions):

Pension Benefits
2006
2005

Other Benefits
2006
2005

Accumulated benefit obligation . . . . . . . . . . . . . . . . . . . . . . . $264.3
Changes in projected benefit obligation:

$262.5

$ N/A

$ N/A

Benefit obligation at beginning of year. . . . . . . . . . . . . . . .
Service cost . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Interest cost . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Plan participants’ contributions . . . . . . . . . . . . . . . . . . . . .
Amendments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Actuarial loss (gain) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Benefits paid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

269.7
7.1
14.8
0.1
—
(8.2)
(14.1)

243.1
7.0
13.1
0.1
1.6
17.9
(13.1)

27.1
1.2
1.4
2.1
(15.9)
3.7
(4.7)

Benefit obligation at end of year . . . . . . . . . . . . . . . . . . . .

269.4

269.7

14.9

28.3
1.2
1.6
2.2
—
(1.6)
(4.6)

27.1

Changes in plan assets:

Fair value of plan assets at beginning of year . . . . . . . . . . . $200.1
19.6
Actual return on plan assets . . . . . . . . . . . . . . . . . . . . . . . .
8.3
Employer contribution . . . . . . . . . . . . . . . . . . . . . . . . . . . .
0.1
Plan participants’ contributions . . . . . . . . . . . . . . . . . . . . .
1.3
Foreign currency changes . . . . . . . . . . . . . . . . . . . . . . . . .
(11.0)
Benefits paid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$167.2
14.0
29.8
0.1
(0.6)
(10.4)

$ — $ —
—
2.4
2.2
—
(4.6)

—
2.6
2.1
—
(4.7)

Fair value of plan assets at end of year . . . . . . . . . . . . . . .

218.4

200.1

—

—

Funded status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Unrecognized actuarial loss . . . . . . . . . . . . . . . . . . . . . . . .
Unamortized prior service cost
. . . . . . . . . . . . . . . . . . . . .
Unrecognized net obligation . . . . . . . . . . . . . . . . . . . . . . .

(51.0)
82.9
8.4
0.1

(69.6)
102.1
11.2
0.3

(14.9)
18.4
(20.1)
—

(27.1)
15.5
(4.9)
—

Net amount recognized . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 40.4

$ 44.0

$(16.6)

$(16.5)

Pension plans with an accumulated benefit obligation in excess of plan

assets:
Projected benefit obligation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $163.6
155.8
Accumulated benefit obligation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
105.8
Fair value of plan assets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$158.2
152.0
88.5

December 31,

2006

2005

68

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Pension Benefits
2005

2006

2004

2006

Other Benefits
2005

2004

Components of net periodic benefit cost at

December 31:
Service cost . . . . . . . . . . . . . . . . . . . . . . . . $ 7.1
14.8
Interest cost . . . . . . . . . . . . . . . . . . . . . . . .
(16.0)
Expected return on plan assets . . . . . . . . . .
0.9
Amortization of prior service cost . . . . . . . .
6.3
Recognized actuarial loss . . . . . . . . . . . . . .
1.9
Recognized transition obligation . . . . . . . . .
—
Settlement . . . . . . . . . . . . . . . . . . . . . . . . .

$ 7.0
13.1
(13.7)
1.0
3.5
—
0.1

$ 6.6
13.2
(14.5)
1.0
3.0
—
0.7

$ 1.2
1.4
—
(0.6)
0.8
—
—

$ 1.2
1.6
—
(0.5)
1.0
—
—

$ 1.0
1.4
—
(0.6)
0.8
—
—

Net periodic benefit cost. . . . . . . . . . . . . . . $ 15.0

$ 11.0

$ 10.0

$ 2.8

$ 3.3

$ 2.6

Weighted-average assumptions used to determine benefit

obligations at December 31:

Discount rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rate of compensation increase . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5.89%
4.30

5.75% 5.82% 5.75%
—
4.28

—

Pension Benefits
2006
2005

Other Benefits
2006
2005

Pension Benefits
2005

2006

2004

Other Benefits
2005

2006

2004

Weighted-average assumptions used to determine
net periodic benefit cost for the years ended
December 31:

Discount rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Expected long-term return on plan assets. . . . . . . . . . .
Rate of compensation increase . . . . . . . . . . . . . . . . . .

5.75% 5.75% 6.00% 5.75% 5.75% 6.00%
8.25
4.28

8.25
4.00

8.75
4.00

—
—

—
—

—
—

To develop the expected long-term rate of return on assets assumption, the Company considered the historical
returns and the future expectations for returns for each asset category, as well as the target asset allocation of the
pension portfolio and the effect of periodic rebalancing. These results were adjusted for the payment of reasonable
expenses of the plan from plan assets. This resulted in the selection of the 8.25% long-term rate of return on assets
assumption.

To select a discount rate for the purpose of valuing the plan obligations, the Company performed an analysis in
which the duration of projected cash flows from defined benefit and retiree health care plans were matched with a
yield curve based on the appropriate universe of high-quality corporate bonds that were available. The Company
used the results of the yield curve analysis to select the discount rate that matched the duration and payment stream
of the benefits in each plan. This resulted in the selection of the 5.89% discount rate assumption for the pension
benefits and 5.82% for the other benefits.

Assumed health care cost trend rates at December 31:

Health care cost trend rate assumed for next year . . . . . . . . . . . . . . . . . . . . . . . . .
Rate to which the cost rate is assumed to decline (the ultimate trend rate) . . . . . . .
Year that the rate reaches the ultimate trend rate . . . . . . . . . . . . . . . . . . . . . . . . . .

9.0% 10.0%
5.0
2014

5.0
2011

2006

2005

69

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Assumed health care cost trend rates have a significant effect on the amounts reported for the Company’s
health care plan. A one percentage-point change in assumed health care cost trend rates would have the following
effects (in millions):

Effect on total of service and interest cost
. . . . . . . . . . . . . . . . . . . . .
Effect on the post-retirement benefit obligation . . . . . . . . . . . . . . . . . .

$0.2
1.5

$(0.2)
(1.3)

The Company’s U.S.-based pension plan weighted-average asset allocations at December 31, 2006 and 2005,

by asset category, are as follows:

1-Percentage-
Point Increase

1-Percentage-
Point Decrease

Asset Category

Plan Assets at
December 31,
2006
2005

Domestic equity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
International equity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Investment Grade Bonds. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Money Market/Cash/Annuities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

56.0% 47.6%
10.5
28.7
4.8

8.9
26.4
17.1

Total . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

100.0% 100.0%

Plan investments are invested within the following range targets:

Domestic equity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
International equity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Investment grade bonds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Money market/cash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Target

+ / (cid:2)

+/(cid:2)3%
55%
+/(cid:2)3%
10%
+/(cid:2)3%
30%
5% +1% /(cid:2) 4%

The weighted-average asset allocations for the Company’s U.S.-based pension plan as of December 31, 2005
are not consistent with the Company’s target allocations. This is due primarily to the fact that in late December
2005, the Company funded contributions of $19.9 million to the U.S.-based pension plan and this amount was
included in the money market and cash asset category as of December 31, 2005.

The plan’s investment advisors have discretion within the above ranges. Investments are rebalanced based
upon guidelines developed by the Company with input from its consultants and investment advisers. Additional
contributions are invested under the same guidelines and may be used to rebalance the portfolio. The investment
allocation and individual investments are chosen with regard to the duration of the obligations under the plan. The
Company estimates its 2007 minimum required contribution will be $9.9 million to its pension plans. The Company
will evaluate additional voluntary pension contributions throughout 2007; however, no voluntary contributions for
2007 are planned at this time. The Company estimates its 2007 contribution to its postretirement benefit plan to be
approximately $2.0 million. Included in total plan assets above are approximately $29.2 million of assets related to
foreign plans with a weighted-average expected rate of return of 6.9%.

Expected future benefit payments are shown in the table below (in millions):

Pension benefits . . . . . . . . . . . . . . . . . . . . .
Other benefits . . . . . . . . . . . . . . . . . . . . . . .

$15.3
2.0

$14.0
1.8

$15.0
1.6

$15.1
0.8

$16.5
0.8

$82.8
5.3

2007

2008

2009

2010

2011

2012-2016

70

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

12. Stock-Based Compensation Plans:

Incentive Plan

Under the Company’s Amended and Restated 1998 Incentive Plan (the “1998 Incentive Plan”), the Company is
authorized to issue awards for 24,254,706 shares of common stock. As of December 31, 2006, awards for
21,662,506 shares of common stock had been granted and 4,143,212 shares had been cancelled or repurchased
under the 1998 Incentive Plan. Consequently, as of December 31, 2006, there were 6,735,412 shares available for
future issuance.

The 1998 Incentive Plan provides for various long-term incentive and retentive awards, which include stock
options, performance shares, restricted stock awards and stock appreciation rights. A description of these long-term
incentive and retentive awards and related activity within each award category is provided below.

Stock Options

Under the 1998 Incentive Plan, the exercise price for stock options equals the stock’s fair value on the date of
grant. Options granted prior to 1998 vested on the date of grant. Options granted in 1998 and after vest over three
years. Options issued prior to December 2000 expire after ten years and options issued in December 2000 and after
expire after seven years.

In addition to the options discussed above, there were 111,463 stock options outstanding as of December 31,
2006 that were issued in connection with LII’s acquisition of Service Experts Inc. All such options are fully vested.

Prior to the adoption of SFAS No. 123R, and in accordance with APB No. 25, no stock-based compensation
cost was reflected in net income for grants of stock options to employees because the Company grants stock options
with an exercise price equal to the fair market value of the stock on the date of grant. For footnote disclosures under
SFAS No. 123, the fair value of each option award was estimated on the date of grant using a Black-Scholes-Merton
option valuation model that uses the assumptions noted below. Estimates of fair value are not intended to predict
actual future events or the value ultimately realized by employees who receive equity awards. Subsequent events are
not indicative of the reasonableness of the original estimates made by the Company. Under SFAS No. 123, the
Company used historical data to estimate the expected volatility for the term of new options and the outstanding
period of the option for separate groups of employees that had similar historical exercise behavior. The risk free
interest rate was based on zero-coupon U.S. Treasury instruments with a remaining term equal to the expected life of
the stock option at the time of grant.

No stock options were granted during 2006. During the years ended December 31, 2005 and 2004, the
Company granted stock options to purchase 2,964 shares and 408,976 shares of common stock, respectively. These
stock options were granted prior to June 30, 2005 and were accounted for in accordance with APB No. 25.
Therefore, no stock-based compensation expense was reflected in net income for the granting of these stock options
at the time of grant, as the stock options were granted to employees and the exercise price for such options was equal
to the fair market value of the stock on the date of grant. For future stock options grants, the fair value of each stock
option award will be estimated using the Black-Scholes-Merton valuation model and will follow the provisions of
SFAS No. 123R and Staff Accounting Bulletin No. 107, Share Based Payment (“SAB No. 107”). The Company will
use historical data and other pertinent information to estimate the expected volatility for the term of new options and
the outstanding period of the option for separate groups of employees that had similar historical exercise behavior.
The risk free interest rate will be based on the U.S. Treasury yield curve in effect at the time of grant.

Prior to the adoption of SFAS No. 123R, the fair value of an option was amortized to expense in the pro forma
footnote disclosure using the graded method. Upon the adoption of SFAS No. 123R, options granted prior to the date
of adoption continue to be amortized to expense using the graded method. For options granted after the date of
adoption, the fair value is amortized to expense ratably over the vesting period.

71

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

A summary of stock option activity for the years ended December 31, 2006, 2005 and 2004 follows (in

millions, except per share data):

2006

Weighted-
Average
Exercise
Price Per
Share

Shares

Outstanding at beginning of year . . . .
5.4
Granted . . . . . . . . . . . . . . . . . . . . . . . —
Exercised . . . . . . . . . . . . . . . . . . . . .
(1.4)
Forfeited . . . . . . . . . . . . . . . . . . . . . . —

Outstanding at end of year . . . . . . . . .

Exercisable at end of year . . . . . . . . .

4.0

3.9

Fair value of options granted . . . . . . .

$14.81
—
14.01
18.36

$14.63

$14.50

$ —

Years Ended December 31,
2005

Weighted-
Average
Exercise
Price Per
Share

$14.00
21.57
12.52
16.38

$14.81

$14.58

$ 7.50

Shares

7.5
—
(2.0)
(0.1)

5.4

5.1

2004

Weighted-
Average
Exercise
Price Per
Share

$13.09
18.91
10.37
16.56

$14.00

$13.70

$ 7.27

Shares

9.0
0.4
(1.7)
(0.2)

7.5

6.5

The following table summarizes information about stock options outstanding as of December 31, 2006 (in

millions, except per share data and years):

Range of Exercise
Prices Per Share

Number
Outstanding

Options Outstanding

Options Exercisable

Weighted-
Average
Remaining
Contractual
Term
(in years)

Weighted-
Average
Exercise Price
Per Share

Aggregate
Intrinsic
Value

Number
Exercisable

Weighted-
Average
Remaining
Contractual
Life
(in years)

Weighted-
Average
Exercise Price
Per Share

Aggregate
Intrinsic
Value

$7.875 - $49.63

4.0

2.4

$14.63

$64.5

3.9

2.3

$14.50

$63.2

The fair value of each option grant is estimated on the date of grant using the Black-Scholes-Merton option-

pricing model with the following weighted-average assumptions:

December 31,
2005

2004

2006

Expected dividend yield . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . — 2.13% 2.13%
Risk-free interest rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . — 4.33% 4.23%
Expected volatility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . — 40.0% 40.0%
Expected life (in years) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . —

7

7

As of December 31, 2006, the Company had approximately $0.3 million of unrecognized compensation cost
related to nonvested options. Such cost is expected to be recognized over a weighted-average period of one year. The
Company’s estimated forfeiture rate for stock options was 8% as of December 31, 2006. Total compensation
expense for stock options was $0.7 million, $1.3 million and zero for the years ended December 31, 2006, 2005, and
2004, respectively.

72

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

The total intrinsic value of options exercised, the resulting tax deductions to realize tax benefits and the tax

benefits in excess of the hypothetical deferred tax asset were as follows (in millions):

For the Years Ended
December 31,
2005

2004

2006

Intrinsic Value of Options Exercised . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Realized Tax Benefits from Tax Deductions . . . . . . . . . . . . . . . . . . . . . . .
Tax Benefits in Excess of the Hypothetical Deferred Tax Asset . . . . . . . . .

$22.9
8.5
2.0

$23.6
8.8
1.7

$12.8
4.8
N/A

The Company’s practice is to issue new shares of common stock to satisfy the exercise of options.

Performance Shares

Under the 1998 Incentive Plan, performance share awards are granted to certain employees at the discretion of
the Board of Directors in December of each year for a three-year performance period beginning the following
January 1st. Upon vesting, performance shares are converted to an equal number of shares of the Company’s
common stock. Awards granted prior to 2003 vest after ten years of employment at the target amount.

Prior to the adoption of SFAS No. 123R, and in accordance with APB No. 25, compensation expense for
performance share awards granted prior to 2003 was measured based on the market price of the Company’s
common stock on the date of grant and recognized over the performance period. Compensation expense on the
additional shares was measured by applying the market price of the Company’s stock at the end of the period to the
number of additional shares that were expected to be earned. Such expense was recognized over the performance
period.

Beginning in 2003, the Company changed the vesting of performance share awards such that the award vests if,
at the end of the three-year performance period, at least the threshold performance level has been attained. To the
extent that the award payout level attained is less than 100%, the difference between 100% and the award earned and
distributed will be forfeited. Eligible participants may also earn additional shares of the Company’s common stock,
ranging from 0% to 100% of the award granted, depending on the Company’s performance over the three-year
performance period. Prior to the adoption of SFAS No. 123R, and in accordance with APB No. 25, compensation
expense was measured by applying the market price of the Company’s stock at the end of the period to the number of
awards expected to be earned.

Upon the adoption of SFAS No. 123R, all of the performance share plans under the 1998 Incentive Plan were
classified as equity based plans and the fair value of each award is the market price of the stock on the date of grant
and is amortized to expense ratably over the vesting period. The stock-based compensation expense for any
additional shares which may be earned is estimated on the grant date based on the market price of the stock at the
date of grant. The number of shares expected to be earned will be adjusted, as necessary, to reflect the actual number
of shares awarded.

The weighted-average fair value of performance share awards granted during the years ended December 31,

2006, 2005 and 2004 was $30.85, $29.36 and $19.34, respectively.

73

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

A summary of the status of the Company’s nonvested performance share awards as of December 31, 2006 and

changes during the year ended December 31, 2006 is presented below (in millions, except per share data):

Year Ended December 31, 2006
Weighted- Average
Grant Date
Fair Value Per Share

Shares

Nonvested performance share awards:
Nonvested at December 31, 2005 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Granted . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Additional shares earned . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Vested . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Forfeited . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1.8
0.2
0.3
(0.6)
(0.1)

Nonvested at December 31, 2006 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1.6

$16.80
$30.85
$13.38
$13.38
$16.05

$19.39

As of December 31, 2006, the Company had approximately $16.9 million of total unrecognized compensation
cost related to nonvested performance share awards. Such cost is expected to be recognized over a weighted-average
period of 2.2 years. The Company’s estimated forfeiture rate for performance shares was 16% as of December 31,
2006. Total compensation expense for performance share awards was $14.0 million, $19.6 million and $8.0 million
for the years ended December 31, 2006, 2005 and 2004, respectively.

The total fair value of performance share awards vested, the resulting tax deductions to realize tax benefits and

the tax benefits in excess of the hypothetical deferred tax asset were as follows (in millions):

For the Years Ended
December 31,
2005

2006

2004

Fair Value of Performance Share Awards Vested . . . . . . . . . . . . . . . . . . . . . $17.5
6.5
Realized Tax Benefits from Tax Deductions . . . . . . . . . . . . . . . . . . . . . . . . .
—
Tax Benefits in Excess of the Hypothetical Deferred Tax Asset . . . . . . . . . .

$— $ —
—
—
N/A
—

The Company’s practice is to issue new shares of common stock to satisfy performance share award vestings.

Restricted Stock Awards

Under the 1998 Incentive Plan, restricted stock awards are issued to attract and retain key Company
employees. Generally, at the end of a three-year retention period, the award will vest and be distributed in shares
of LII common stock to the participant provided that the participant has been an employee of the Company or one of
its wholly owned subsidiaries continuously throughout the retention period. Prior to the adoption of SFAS No. 123R,
and in accordance with APB No. 25, compensation expense for restricted stock awards was measured based on the
market price of the Company’s common stock on the date of grant and was recognized on a straight-line basis over
the performance period.

Upon the adoption of SFAS No. 123R, all restricted stock award plans under the 1998 Incentive Plan were
classified as equity based plans with the fair value of each award equal to the market price of the Company’s
common stock on the date of grant and amortized to expense ratably over the vesting period.

The weighted-average fair value of restricted stock awards granted during the years ended December 31, 2006,

2005 and 2004 was $30.28, $28.76 and $19.25 per share, respectively.

74

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

A summary of the status of the Company’s nonvested restricted stock awards as of December 31, 2006 and

changes during the year ended December 31, 2006 is presented below (in millions, except per share data):

Year Ended December 31, 2006

Nonvested restricted stock awards:
Nonvested at December 31, 2005 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Granted . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Vested . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Forfeited . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Shares

1.0
0.3
(0.2)
(0.1)

Nonvested at December 31, 2006 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1.0

Weighted-Average
Grant Date
Fair Value Per Share

$21.25
$30.28
$16.88
$20.65

$25.17

As of December 31, 2006, the Company had approximately $12.3 million of total unrecognized compensation
cost related to nonvested restricted stock awards. Such cost is expected to be recognized over a weighted-average
period of 2.3 years. The Company’s estimated forfeiture rate for restricted stock awards was 13% as of
December 31, 2006. Total compensation expense for restricted stock awards was $6.8 million, $5.3 million
and $1.8 million for the years ended December 31, 2006, 2005 and 2004, respectively.

The total fair value of restricted stock awards vested, the resulting tax deductions to realize tax benefits and the

tax benefits in excess of the hypothetical deferred tax asset were as follows (in millions):

For the Years Ended
December 31,
2005

2004

2006

Fair Value of Restricted Stock Awards Vested . . . . . . . . . . . . . . . . . . . . . . . .
$7.5
2.8
Realized Tax Benefits from Tax Deductions . . . . . . . . . . . . . . . . . . . . . . . . .
Tax Benefit in Excess of the Hypothetical Deferred Tax Asset . . . . . . . . . . . . —

$5.8
$ 5.7
2.1
2.2
— N/A

The Company’s practice is to issue new shares of common stock to satisfy restricted stock award vestings.

Stock Appreciation Rights

In 2003, the Company began awarding stock appreciation rights. Each recipient is given the “right” to receive a
value equal to the future appreciation of the Company’s stock price. The value is paid in Company stock. Stock
appreciation rights vest in one-third increments beginning with the first anniversary date after the grant date.

Prior to the adoption of SFAS No. 123R, compensation expense for stock appreciation rights was measured by
applying the increase in the market price of the Company’s stock at the end of the period to the number of awards.

Upon the adoption of SFAS No. 123R, compensation expense for stock appreciation rights granted prior to the
adoption of SFAS No. 123R was based on the fair value on the date of grant, recognized over the vesting period. The
fair value for these awards was estimated using the Black-Scholes-Merton valuation model and follows the
provisions of SFAS No. 123R and SAB No. 107. The Company used historical data and other pertinent information
to estimate the expected volatility for the term of the award and the outstanding period of the award for separate
groups of employees that had similar historical exercise behavior. The risk free interest rate was based on zero-
coupon U.S. Treasury instruments with a remaining term equal to the life of the stock appreciation right at the time
of grant.

Prior to the adoption of SFAS No. 123R, the fair value of a stock appreciation right was amortized to expense
using the graded method. Upon the adoption of SFAS No. 123R, stock appreciation rights granted prior to the date

75

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

of adoption will continue to be amortized to expense using the graded method. For stock appreciation rights granted
after the date of adoption, the fair value will be amortized to expense ratably over the vesting period.

The weighted-average fair value of stock appreciation rights granted during the years ended December 31,

2006, 2005 and 2004 was $8.60, $8.65 and $6.81 per share, respectively.

The fair value of each stock appreciation right granted in 2006 and after June 30, 2005 through December 31,
2005 is estimated on the date of grant using the Black-Scholes-Merton option pricing model with the following
weighted-average assumptions:

Expected dividend yield . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Risk-free interest rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Expected volatility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Expected life (in years) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1.69%
4.53%
30.04%
4.57

1.50%
4.39%
31.90%
4.53

December 31,
2006

December 31,
2005

A summary of stock appreciation rights activity for the years ended December 31, 2006, 2005 and 2004

follows (in millions, except per share data):

For the Years Ended December 31,

2006

2005

2004

Weighted-
Average
Exercise
Price Per
Share

$22.22
30.86
16.76
23.81

$25.20

$19.63

Shares

1.5
0.6
(0.1)
(0.1)

1.9

0.9

Weighted-
Average
Exercise
Price Per
Share

$16.82
29.36
16.76
16.76

$22.22

$16.83

Shares

1.0
0.7
(0.1)
(0.1)

1.5

0.5

Weighted-
Average
Exercise
Price Per
Share

$16.76
18.34
16.76
16.76

$16.82

$16.82

Shares

1.0
—
—
—

1.0

0.3

Outstanding at beginning of year . . . . . . . .
Granted. . . . . . . . . . . . . . . . . . . . . . . . . . .
Exercised . . . . . . . . . . . . . . . . . . . . . . . . .
Forfeited . . . . . . . . . . . . . . . . . . . . . . . . . .

Outstanding at end of year . . . . . . . . . . . . .

Exercisable at end of year . . . . . . . . . . . . .

The following table summarizes information about stock appreciation rights outstanding as of December 31,

2006 (in millions, except per share data and years):

Stock Appreciation Rights Outstanding

Stock Appreciation Rights Exercisable

Range of Exercise
Prices per Share

Number
Outstanding

Weighted-
Average
Remaining
Contractual
Term
(in years)

Weighted-
Average
Exercise Price
Per Share

Aggregate
Intrinsic
Value

Number
Exercisable

Weighted-
Average
Remaining
Contractual
Life
(in years)

Weighted-
Average
Exercise
Price Per
Share

Aggregate
Intrinsic
Value

$16.43 – $31.945

1.9

5.51

$25.20

$10.5

0.9

4.39

$19.63

$10.0

As of December 31, 2006, the Company had approximately $6.0 million of unrecognized compensation cost
related to nonvested stock appreciation rights. Such cost is expected to be recognized over a weighted-average
period of 2.6 years. The Company’s estimated forfeiture rate for stock appreciation rights was 11% as of
December 31, 2006. Total compensation expense for stock appreciation rights was $2.9 million, $2.6 million
and $2.1 million for the years ended December 31, 2006, 2005 and 2004, respectively.

76

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

The total intrinsic value of stock appreciation rights exercised, the resulting tax deductions to realize tax

benefits and the tax benefits in excess of the hypothetical deferred tax asset were as follows (in millions):

For the Years Ended
December 31,
2005

2004

2006

$1.4
Intrinsic Value of Stock Appreciation Rights Exercised . . . . . . . . . . . . . . . . .
Realized Tax Benefits from Tax Deductions . . . . . . . . . . . . . . . . . . . . . . . . .
0.5
Tax Benefits in Excess of the Hypothetical Deferred Tax Asset . . . . . . . . . . . —

$ —
$0.8
0.3
—
— N/A

The Company’s practice is to issue new shares of common stock to satisfy the exercise of stock appreciation

rights.

13. Commitments and Contingencies:

Operating Leases

The Company has various leases relating principally to the use of operating facilities and vehicles. Rent
expense for 2006, 2005 and 2004 was approximately $54.1 million, $52.9 million and $55.3 million, respectively.
Leases with step rent provisions and escalation clauses are accounted for on a straight-line basis. Minimum lease
payments that are dependent on an existing index or rate, such as the consumer price index or prime interest rate, are
included based on the index or rate existing at the inception of the lease and are adjusted for subsequent changes in
the index or rate as they occur.

The approximate minimum commitments under all non-cancelable leases outstanding at December 31, 2006

are as follows (in millions):

2007 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $43.5
32.4
2008 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
24.6
2009 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
17.8
2010 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
11.4
2011 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
24.2
Thereafter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

On June 22, 2006, Lennox Procurement Company Inc. (“Procurement”), a wholly-owned subsidiary of the
Company, entered into a lease agreement with BTMU Capital Corporation (“BTMUCC”), pursuant to which
BTMUCC is leasing certain property located in Richardson, Texas to Procurement for a term of seven years (the
“Lake Park Lease”). The leased property consists of an office building of approximately 192,000 square feet, which
includes the Company’s corporate headquarters, and land and related improvements. The Lake Park Lease replaces
the Company’s previous lease agreements (with a remaining 19-year duration at the time of termination) with One
Lake Park, L.L.C. (“One Lake Park”) covering space in the leased property, which agreements have been
terminated. Certain members of the Company’s Board of Directors, as well as other stockholders of the Company
who may be immediate family members of such directors, are individually or through trust arrangements, members
of AOC Land Investment, L.L.C., an affiliate of One Lake Park.

During the term, the Lake Park Lease requires Procurement to pay base rent in quarterly installments, payable
in arrears. At the end of the term, if Procurement is not in default, Procurement may elect to do any of the following
and must do one of the following: (i) purchase the leased property for a net price of approximately $41.2 million (the
“Lease Balance”); (ii) make a final supplemental payment to BTMUCC equal to approximately 82% of the Lease
Balance and return the leased property to BTMUCC in good condition; (iii) arrange a sale of the leased property to a
third party; or (iv) renew the Lake Park Lease under mutually agreeable terms. If Procurement elects to arrange a
sale of the Leased Property to a third party, then Procurement must pay to BTMUCC the amount (if any) by which
the Lease Balance exceeds the net sales proceeds paid by the third party; provided, however, that, absent certain

77

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

defaults, such amount cannot exceed approximately 82% of the Lease Balance. If the net sales proceeds paid by the
third party are greater than the Lease Balance, the excess sales proceeds will be paid to Procurement.

Procurement’s obligations under the Lake Park Lease and related documents are secured by a pledge of
Procurement’s interest in the leased property. Procurement’s obligations under such documents are also guaranteed
by the Company pursuant to a Guaranty, dated as of June 22, 2006, in favor of BTMUCC.

The Company is accounting for the Lake Park Lease as an operating lease.

The majority of the Service Experts segment’s motor vehicle fleet is leased through operating leases. The lease
terms are generally non-cancelable for the first 12-month term and then are month-to-month, cancelable at the
Company’s option. While there are residual value guarantees on these vehicles, the Company has not historically
made significant payments to the lessors as the leases are maintained until the fair value of the assets fully mitigates
the Company’s obligations under the lease agreements. As of December 31, 2006, the Company estimates that it
will incur an additional $6.2 million above the contractual obligations on these leases until the fair value of the
leased vehicles fully mitigates the Company’s residual value guarantee obligation under the lease agreements.

Environmental

Applicable environmental laws can potentially impose obligations on the Company to remediate hazardous
substances at the Company’s properties, at properties formerly owned or operated by the Company, and at facilities
to which the Company has sent or sends waste for treatment or disposal. The Company is aware of contamination at
some facilities; however, the Company does not presently believe that any future remediation costs at such facilities
will be material to the Company’s results of operations. No amounts have been recorded for non-asset retirement
obligation environmental liabilities that are not probable or estimable.

At one site located in Brazil, the Company is currently evaluating the remediation efforts that may be required
by the applicable environmental laws related to the release of certain hazardous materials. The Company currently
believes that the release of the hazardous materials occurred over an extended period of time, including a time when
the Company did not own the site. The Company plans to complete additional assessments of the site by the second
quarter of 2007 in order to help determine the possible remediation activities that may be conducted at this site.
Once the site assessments are completed and the possible remediation activities have been evaluated, approval of
the remediation plan by local governmental authorities will be required before such activities can begin. The
Company believes that containment is one of the several viable options in order to comply with local regulatory
standards. As a result, the Company recorded an expense of approximately $1.7 million in December 2006 for
containment costs at the site. The $1.7 million liability is included in Other Long Term Liabilities on the
accompanying December 31, 2006 Consolidated Balance Sheet. The amount recorded reflects a liability of
$3.1 million which is discounted at approximately 5% as the aggregate amount of the obligation and the amount and
timing of cash payments are reliably determinable. If after the site assessments are completed it is determined that
containment is more costly or the local governmental authorities require more costly remediation activities, the
costs to contain or remediate the site could be as high as $5.2 million (undiscounted). The Company is exploring
options for insurance recoveries and recoveries from amounts held in escrow.

In connection with its previous investment in Outokumpu Heatcraft, the Company recorded discounted
liabilities of $3.3 million and $3.6 million related to joint remediation of certain existing environmental matters as
of December 31, 2006 and December 31, 2005, respectively. The balances, which are recorded in Other Long Term
Liabilities on the Consolidated Balance Sheets, are discounted at approximately 5% as the aggregate amount of the
obligation and the amount and timing of cash payments are reliably determinable.

Estimates of future costs are subject to change due to prorated cleanup periods and changing environmental

remediation regulations.

78

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Litigation

The Company is involved in various claims and lawsuits incidental to its business. As previously reported, in
January 2003, the Company, along with one of our subsidiaries, Heatcraft Inc., were named in the following
lawsuits in connection with the Company’s former heat transfer operations:

(cid:129) Lynette Brown, et al., vs. Koppers Industries, Inc., Heatcraft Inc., Lennox International Inc., et al.,

Circuit Court of Washington County, Civil Action No. CI 2002-479;

(cid:129) Likisha Booker, et al., vs. Koppers Industries, Inc., Heatcraft Inc., Lennox International Inc., et al.,

Circuit Court of Holmes County; Civil Action No. 2002-549;

(cid:129) Walter Crowder, et al., vs. Koppers Industries, Inc., Heatcraft Inc. and Lennox International Inc., et al.,

Circuit Court of Leflore County, Civil Action No. 2002-0225; and

(cid:129) Benobe Beck, et al., vs. Koppers Industries, Inc., Heatcraft Inc. and Lennox International Inc., et al.,

Circuit Court of the First Judicial District of Hinds County, No. 03-000030.

On behalf of approximately 100 plaintiffs, the lawsuits allege personal injury resulting from alleged emissions
of trichloroethylene, dichloroethylene, and vinyl chloride and other unspecified emissions from the South Plant in
Grenada, Mississippi, previously owned by Heatcraft Inc. Each plaintiff seeks to recover actual and punitive
damages. On Heatcraft Inc.’s motion to transfer venue, two of the four lawsuits (Booker and Crowder) were ordered
severed and transferred to Grenada County by the Mississippi Supreme Court, requiring plaintiffs’ counsel to
maintain a separate lawsuit for each of the individual plaintiffs named in these suits. To the Company’s knowledge,
as of February 15, 2007, plaintiffs’ counsel has requested the transfer of files regarding five individual plaintiffs
from the Booker case and five individual plaintiffs from the Crowder case. While at this time, only the Booker and
Crowder cases have been ordered severed and transferred by the Mississippi Supreme Court, LII expects the Beck
and Brown cases to be transferred, as well, in the near future. It is not possible to predict with certainty the outcome
of these matters or an estimate of any potential loss. Based on present knowledge, management believes that it is
unlikely that any final resolution of these matters will result in a material liability.

79

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

14. Earnings Per Share:

Basic earnings per share are computed by dividing net income by the weighted average number of common
shares outstanding during the period. Diluted earnings per share are computed by dividing net income, adjusted for
the interest expense and amortization of deferred financing costs associated with the Company’s Convertible Notes
by the sum of the weighted average number of shares and the number of equivalent shares assumed outstanding, if
dilutive, under the Company’s stock based compensation plans and Convertible Notes. Emerging Issues Task Force
Issue 04-8, “The Effect of Contingently Convertible Debt on Diluted Earnings per Share”, requires that contin-
gently convertible debt securities with a market price trigger be included in diluted earnings per share, if they are
dilutive, regardless of whether the market price trigger has been met. As of December 31, 2006, the Company had
76,974,791 shares outstanding of which 9,818,904 were held as treasury shares. Diluted earnings per share for the
years ended December 31, 2006, 2005 and 2004 were computed as follows (in millions, except per share data):

Years Ended December 31,
2004
2005

2006

Net income (loss) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $166.0
Add: After-tax interest expense and amortization of deferred financing costs on
the Convertible Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

—

$150.7

$(134.4)

4.6

—

Net income (loss), as adjusted. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $166.0

$155.3

$(134.4)

Weighted average shares outstanding. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Effect of dilutive securities attributable to Convertible Notes . . . . . . . . . . . . . . .
Effect of diluted securities attributable to stock options and performance share

awards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Weighted average shares outstanding, as adjusted . . . . . . . . . . . . . . . . . . . . . . .

69.9
—

3.6

73.5

64.2
6.0

3.5

73.7

60.0
—

—

60.0

Diluted earnings (loss) per share . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 2.26

$ 2.11

$ (2.24)

Additionally, options to purchase 754,114 shares of common stock at prices ranging from $29.36 to $49.63 per
share, options to purchase 111,064 shares of common stock at prices ranging from $24.91 to $49.63 per share and
options to purchase 1,399,386 shares of common stock at prices ranging from $17.82 to $49.63 per share were
outstanding for the years ended December 31, 2006, 2005 and 2004, respectively, but were not included in the
diluted earnings per share calculation because the assumed exercise of such options would have been anti-dilutive.
Similarly, for the year ended December 31, 2004, all potentially dilutive securities, including 7,947,458 shares
attributable to Convertible Notes, were excluded because their effects were anti-dilutive for that period.

15. Quarterly Financial Information (unaudited):

Financial results

As noted in Note 2, the Company adopted SAB No. 108 during the fourth quarter of 2006. The transition
provisions of SAB No. 108 permit the Company to adjust for the cumulative effect in retained earnings for
immaterial errors relating to prior periods. Previously reported net income for the second quarter of 2006 was
understated by $4.3 million as a result of product warranty liability adjustments made during the second quarter that
were related to pre-existing warranties. Therefore, the Company increased net income for the second quarter of
2006 by $4.3 million. The adoption of SAB No. 108 had no impact on the previously reported amounts for the three
months ended March 31, 2006 or the three months ended September 30, 2006. The quarterly results shown below
are adjusted to reflect these changes (in millions, except per share data).

80

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Net Sales

Gross Profit

Net Income

2006

2005

2006

2005

2006

2005

First Quarter . . . . . . . . . . . . . . . . . . $ 799.5
1,002.0
Second Quarter . . . . . . . . . . . . . . . .
1,007.2
Third Quarter. . . . . . . . . . . . . . . . . .
862.4
Fourth Quarter . . . . . . . . . . . . . . . . .

$ 700.3
867.8
927.5
870.6

$ 253.4

322.6(2)
311.0
268.2

$ 219.8
291.2
311.4
285.6

$ 21.0

68.3(2)
35.6
41.1

$ 12.5(1)
41.3
55.1
41.8

Basic
Earnings Per
Common Share
2006
2005

Diluted
Earnings Per
Common Share
2006
2005

Dividends
Per
Common Share
2006
2005

First Quarter . . . . . . . . . . . . . . . . . . . . . . . . . . $0.29
Second Quarter . . . . . . . . . . . . . . . . . . . . . . . .
Third Quarter . . . . . . . . . . . . . . . . . . . . . . . . .
Fourth Quarter . . . . . . . . . . . . . . . . . . . . . . . . .

0.96(2) 0.67
0.88
0.51
0.59
0.61

$0.19(1) $0.11
0.11
0.11
0.13

0.91(2) 0.59
0.76
0.49
0.55
0.58

$0.10
0.10
0.10
0.11

$0.20(1) $0.28

(1) In 2005, the Company recorded $6.4 million of net income related to open futures contracts as of December 31,

2004.

(2) In the fourth quarter of 2006, the Company increased net income for the second quarter of 2006 by $4.3 million
as a result of product warranty liability adjustments made during the second quarter that were related to pre-
existing warranties.

Stock Prices

Price Range Per Common Share

2006

2005

High

Low

High

Low

First Quarter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Second Quarter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Third Quarter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fourth Quarter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$32.63
34.76
26.68
31.39

$27.90
22.92
21.15
22.44

$22.99
22.41
27.42
30.60

$19.33
18.65
20.50
24.81

16. Treasury Stock:

On September 19, 2005, LII announced its Board of Directors had authorized a stock repurchase program,
pursuant to which the Company may repurchase up to ten million shares of its common stock, and had terminated a
prior repurchase program that was announced November 2, 1999. Purchases under the stock repurchase program are
made on an open-market basis at prevailing market prices. The timing of any repurchases depends on market
conditions, the market price of LII’s common stock and management’s assessment of the Company’s liquidity needs
and investment requirements and opportunities. No time limit was set for completion of the program and there is no
guarantee as to the exact number of shares that will be repurchased. As of December 31, 2006, the Company had
repurchased 6,357,041 shares of common stock at an average price of $26.48 per share under the stock repurchase
program.

81

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

17. Comprehensive Income:

The Company’s accumulated balances, shown net of tax for each classification of comprehensive income as of

December 31, 2006, 2005 and 2004, are as follows (in millions):

December 31, 2003 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Net change during 2004 . . . . . . . . . . . . . . . . . . . . . . . . .

December 31, 2004 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Net change during 2005 . . . . . . . . . . . . . . . . . . . . . . . . .

December 31, 2005 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Net change during 2006 . . . . . . . . . . . . . . . . . . . . . . . . .

Foreign
Currency
Translation
Adjustment

$ 22.9
23.0

$ 45.9
(10.9)

$ 35.0
20.8

Minimum
Pension
Liability

$(42.4)
(9.0)

$(51.4)
17.0

$(34.4)
(24.4)

Hedges

Total

$ 1.1
5.1

$ 6.2
(6.4)

$(0.2)
(1.9)

$(18.4)
19.1

$ 0.7
(0.3)

$ 0.4
(5.5)

December 31, 2006 . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 55.8

$(58.8)

$(2.1)

$ (5.1)

The net change in hedges during 2004 was $5.9 million, net of tax of $(2.1) million, in reclassifications to

earnings and $2.1 million, net of tax of $(0.8) million, in changes in the fair value of derivative contracts.

In 2005, the Company determined that certain of its derivative instruments did not qualify for hedge
accounting under SFAS No. 133, as the Company’s documentation did not meet the criteria specified by
SFAS No. 133 in order for the derivative instruments to qualify for cash flow designation. Accordingly, the
Company recorded an unrealized gain of $23.3 million for the year ended December 31, 2005 related to open
futures contracts, which is included in (Gains), Losses and Other Expenses, net in the accompanying Consolidated
Statements of Operations for the year ended December 31, 2005. Additionally during 2005, the Company realized
pre-tax gains of $16.7 million related to futures contracts that settled during the year, which is included in (Gains),
Losses and Other Expenses, net in the accompanying Consolidated Statements of Operations.

The net change in hedges during 2006 was $(1.9) million, net of tax of $1.0 million, in changes in the fair value
of derivative instruments. No significant amounts were reclassified from Accumulated Other Comprehensive
Income (“AOCI”) to net income in 2006.

18. Goodwill:

The Company evaluates the impairment of goodwill under the guidance of SFAS No. 142 for each of its
reporting units. During the first quarter of 2006 and 2005, the Company performed its annual goodwill impairment
test and determined that no further impairment charge was required. The Company recorded an impairment charge
in the first quarter of 2004 associated with its Service Experts segment. This impairment charge reflects the
segment’s performance below management’s expectations and management’s decision to divest centers that no
longer matched the realigned Service Experts business model (see Note 6). The impairment test requires a two-step
process. The first step compares the fair value of the units with goodwill against their aggregate carrying values,
including goodwill. The Company estimated the fair value of its Service Experts segment using the income method
of valuation, which includes the use of estimated discounted cash flows. Based on the comparison, the carrying
value of Service Experts exceeded its fair value. Accordingly, the Company performed the second step of the test,
comparing the implied fair value of Service Experts’ goodwill with the carrying amount of that goodwill. Based on
this assessment, the Company recorded a non-cash impairment charge of $208.0 million ($184.8 million, net of
tax), which is included as a component of operating income in the accompanying Consolidated Statements of
Operations for the year ended December 31, 2004. The Company also recognized a $14.8 million ($13.2 million,
net of tax) goodwill impairment charge arising from goodwill allocated to centers held for sale. This amount is

82

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

included as a part of loss from discontinued operations in the accompanying Consolidated Statements of Operations
for the year ended December 31, 2004.

The changes in the carrying amount of goodwill related to continuing operations for the years ended

December 31, 2006 and 2005, by segment, are as follows (in millions):

Segment

Balance
December 31,
2004

Changes(1)

Balance
December 31,
2005

Residential Heating & Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Commercial Heating & Cooling. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Service Experts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Refrigeration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Total . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 26.1
30.7
95.7
72.9

$225.4

$ —
(2.5)
2.5
(1.5)

$(1.5)

$ 26.1
28.2
98.2
71.4

$223.9

Segment

Balance
December 31,
2005

Changes(2)

Balance
December 31,
2006

Residential Heating & Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Commercial Heating & Cooling. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Service Experts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Refrigeration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Total . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

$ 26.1
28.2
98.2
71.4

$223.9

$ 7.8
1.9
(0.3)
6.5

$15.9

$ 33.9
30.1
97.9
77.9

$239.8

(1) Changes in 2005 primarily relate to changes in foreign currency translation rates.

(2) Changes in 2006 primarily relate to insignificant business acquisitions and changes in foreign currency

translation rates.

19. Related Party Transactions:

Thomas W. Booth, Stephen R. Booth, John W. Norris III and Jeffery D. Story, M.D., each a member of the
Company’s Board of Directors, John W. Norris, Jr., LII’s former Chairman of the Board, other former directors of
the Company, and Lynn B. Storey, the mother of Dr. Storey, as well as other stockholders of the Company who may
be immediate family members of the foregoing persons, are, individually or through trust arrangements, members
of AOC Land Investment, L.L.C. (“AOC Land”). AOC Land owns 70% of AOC Development II, L.L.C. (“AOC
Development”), which owns substantially all of One Lake Park. Beginning in 1998, the Company leased part of an
office building in Richardson, Texas owned by One Lake Park for use as its corporate headquarters. LII terminated
these leases in June 2006. Lease payments for 2006, 2005 and 2004 totaled approximately $1.4 million,
$2.9 million, and $3.2 million, respectively. See further discussion of the termination of the leases with One
Lake Park at Note 13. LII believes that the terms of its leases with One Lake Park were, at the time entered into,
comparable to terms that could have been obtained from unaffiliated third parties.

In December 2006, the Company’s Board of Directors adopted the Lennox International Inc. Related Party
Transactions Policy, pursuant to which all related party transactions must be approved. Prior to adopting a formal
written policy, the Company did not enter into any transactions in which its directors, executive officers or principal
stockholders and their affiliates have a material interest unless such transactions were approved by a majority of the
disinterested members of the Board of Directors and were on terms that are no less favorable to the Company than
those that it could obtain from unaffiliated third parties.

83

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

20. Stock Rights:

On July 27, 2000, the Board of Directors of the Company declared a dividend of one right (“Right”) for each
outstanding share of its common stock to stockholders of record at the close of business on August 7, 2000. Each
Right entitles the registered holder to purchase from the Company a unit consisting of one one-hundredth of a share
(a “Fractional Share”) of Series A Junior Participating Preferred Stock, par value $.01 per share, at a purchase price
of $75.00 per Fractional Share, subject to adjustment. The description and terms of the Rights are set forth in a
Rights Agreement dated as of July 27, 2000, which is filed as Exhibit 4.2 to this Annual Report on Form 10-K.

21. Derivatives:

LII utilizes a hedging program to mitigate the exposure to volatility in the prices of certain commodities the
Company uses in its production process. The hedging program includes the use of futures contracts and fixed
forward contacts. The intent of the hedging program is to protect the Company’s operating margins and overall
profitability from adverse price changes by entering into derivative instruments.

To qualify for hedge accounting in accordance with SFAS No. 133, the Company requires that the futures
contracts be effective in reducing the risk exposure that they are designed to hedge and that it is probable that the
underlying transaction will occur. For instruments designated as cash flow hedges, the Company must formally
document, at inception of the arrangement, the relationship between the hedging instrument and the hedged item,
including the risk management objective, the hedging strategy for use of the hedged instrument, and how hedge
effectiveness is being assessed. This documentation includes linking the instruments that are designated as cash
flow hedges to forecasted transactions. These criteria demonstrate that the futures contracts are expected to be
highly effective at offsetting changes in the cash flows of the hedged item, both at inception and on an ongoing basis.
Futures contracts entered into in the fourth quarter of 2006 that met established accounting criteria were formally
designated as cash flow hedges.

The Company monitors its derivative positions and credit ratings of its counterparties and does not anticipate

losses due to counterparties’ non-performance.

For futures contracts that are designated and qualify as cash flow hedges, the Company assesses hedge
effectiveness and measures hedge ineffectiveness at least quarterly throughout the designated period. The effective
portion of the gain or loss on the futures contracts are recorded, net of applicable taxes, in AOCI, a component of
Stockholders’ Equity in the accompanying Consolidated Balance Sheets. When net income is affected by the
variability of the underlying cash flow, the applicable offsetting amount of the gain or loss from the futures contracts
that is deferred in AOCI is released to net income and is reported as a component of Cost of Goods Sold in the
accompanying Consolidated Statements of Operations. Changes in the fair value of futures contracts that do not
effectively offset changes in the fair value of the underlying hedged item throughout the designated hedge period
(“ineffectiveness”) are recorded in net income each period and are reported in Other (Income) Expense, net in the
accompanying Consolidated Statements of Operations. For the year ended December 31, 2006, there was no
significant gain or loss recognized in net income representing hedge ineffectiveness or excluded from the assessment
of hedge effectiveness. During the same period, no significant amounts were reclassified from AOCI to net income.

At December 31, 2006, in connection with its cash flow hedges, the Company recorded losses of $2.9 million
in AOCI which are expected to be reclassified to net income within the next 12 months. Cash flow derivative
instruments in place at December 31, 2006 are scheduled to mature through December 2007.

The Company may enter into instruments that economically hedge certain of its risks, even though hedge
accounting does not apply or the Company elects not to apply hedge accounting under SFAS No. 133 to these
instruments. In these cases, there exists a natural hedging relationship in which changes in the fair value of the
instruments act as an economic offset to changes in the fair value of the underlying item(s). Changes in the fair value
of instruments not designated as cash flow hedges are recorded in net income throughout the term of the derivative
instrument and are reported in Other (Income) Expense, net in the accompanying Consolidated Statements of

84

LENNOX INTERNATIONAL INC. AND SUBSIDIARIES

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued)

Operations. For the year ended December 31, 2006, $45.2 million in net gains were recognized in earnings related to
instruments not accounted for as cash flow hedges.

The Company reports cash flows arising from the Company’s hedging instruments consistent with the
classifications of cash flows from the underlying hedged items. Accordingly, cash flows associated with the
Company’s derivative programs are classified in cash flows from operating activities in the accompanying
Consolidated Statements of Cash Flows.

22. Fair Value of Financial Instruments:

The carrying amounts of cash and cash equivalents, accounts and notes receivable, net, accounts payable and
other current liabilities approximate fair value due to the short maturities of these instruments. The fair values of
each of the Company’s long-term debt instruments are based on the quoted market prices for the same issues or on
the amount of future cash flows associated with each instrument using current market rates for debt instruments of
similar maturities and credit risk. The estimated fair value of non-convertible long-term debt (including current
maturities) was $111.1 million and $122.6 million at December 31, 2006 and 2005, respectively. The fair values
presented are estimates and are not necessarily indicative of amounts for which the Company could settle such
instruments currently or indicative of the intent or ability of the Company to dispose of or liquidate them.

85

Item 9. Changes in and Disagreements with Accountants on Accounting and Financial Disclosure

None.

Item 9A. Controls and Procedures

Disclosure Controls and Procedures

We carried out an evaluation, under the supervision and with the participation of our current management,
including our Chief Executive Officer and Chief Financial Officer (our principal executive officer and principal
financial officer, respectively), of the effectiveness of our disclosure controls and procedures as of the end of the
period covered by this report. Based on that evaluation, the Chief Executive Officer and Chief Financial Officer
have concluded that, our disclosure controls and procedures were effective as of December 31, 2006, in alerting
them in a timely manner to material information required to be disclosed by us in the reports we file with or submit
to the Securities and Exchange Commission under the Securities Exchange Act of 1934.

Management’s Annual Report on Internal Control Over Financial Reporting

See “Management’s Report on Internal Control Over Financial Reporting” included in Item 8 “Financial

Statements and Supplementary Data.”

Attestation Report of the Independent Registered Public Accounting Firm

See “Report of Independent Registered Public Accounting Firm” included in Item 8 “Financial Statements and

Supplementary Data.”

Changes in Internal Control Over Financial Reporting

During the quarter ended December 31, 2006, we redesigned our policies, procedures and controls with respect
to our calculation of warranty costs at our Residential Heating & Cooling segment. There were no other changes
during the quarter ended December 31, 2006 in our internal control over financial reporting that have materially
affected, or are reasonably likely to materially affect, our internal control over financial reporting.

Item 9B. Other Information

None.

PART III

Item 10. Directors, Executive Officers and Corporate Governance

The section of our 2007 Proxy Statement captioned “Proposal 1: Election of Directors” identifies members of
our Board of Directors and nominees for election to the Board of Directors at our 2007 Annual Meeting, and is
incorporated in this Item 10 by reference.

Item 1 “Business — Executive Officers of the Company” of this Annual Report on Form 10-K identifies our

executive officers and is incorporated in this Item 10 by reference.

The section of our 2007 Proxy Statement captioned “Corporate Governance — Board of Directors and Board
Committees — Audit Committee” identifies members of the Audit Committee of our Board of Directors and our
audit committee financial expert, and is incorporated in this Item 10 by reference.

The section of our 2007 Proxy Statement captioned “Section 16(a) Beneficial Ownership Reporting Com-

pliance” is incorporated in this Item 10 by reference.

The section of our 2007 Proxy Statement captioned “Corporate Governance — Other Corporate Governance
Policies — Code of Conduct and Code of Ethical Conduct” includes information regarding our Code of Conduct
and Code of Ethical Conduct and is incorporated in this Item 10 by reference.

86

Item 11. Executive Compensation

The information in the sections of our 2007 Proxy Statement captioned “Executive Compensation,” “Director
Compensation” and “Certain Relationships and Related Party Transactions — Compensation Committee Inter-
locks and Insider Participation” is incorporated in this Item 11 by reference.

Item 12. Security Ownership of Certain Beneficial Owners and Management and Related Stockholder

Matters

The information in the sections of our 2007 Proxy Statement captioned “Equity Compensation Plan Infor-

mation” and “Ownership of Common Stock” is incorporated in this Item 12 by reference.

Item 13. Certain Relationships and Related Transactions, and Director Independence

The information in the sections of our 2007 Proxy Statement captioned “Corporate Governance — Director
Independence” and “Certain Relationships and Related Party Transactions” is incorporated in this Item 13 by
reference.

Item 14. Principal Accounting Fees and Services

The information in the section of our 2007 Proxy Statement captioned “Independent Registered Public

Accountants” is incorporated in this Item 14 by reference.

Item 15. Exhibits, Financial Statement Schedules

Financial Statements

PART IV

The following financial statements are included in Part II, Item 8 of this Annual Report on Form 10-K:

(cid:129) Report of Independent Registered Public Accounting Firm

(cid:129) Consolidated Balance Sheets as of December 31, 2006 and 2005

(cid:129) Consolidated Statements of Operations for the Years Ended December 31, 2006, 2005 and 2004

(cid:129) Consolidated Statements of Stockholders’ Equity for the Years Ended December 31, 2006, 2005 and 2004

(cid:129) Consolidated Statements of Cash Flows for the Years Ended December 31, 2006, 2005 and 2004

(cid:129) Notes to Consolidated Financial Statements for the Years Ended December 31, 2006, 2005 and 2004

Financial Statement Schedules

The following financial statement schedules are included in this Annual Report on Form 10-K:

(cid:129) Report of Independent Registered Public Accounting Firm (see Part II, Item 8 of this Annual Report on

Form 10-K).

(cid:129) Schedule II — Valuation and Qualifying Accounts and Reserves (see Schedule II immediately following the

signature page of this Annual Report on Form 10-K).

Financial statement schedules not included in this Annual Report on Form 10-K have been omitted because
they are not applicable or the required information is shown in the Consolidated Financial Statements or Notes
thereto.

Exhibits

A list of the exhibits required to be filed or furnished as part of this Annual Report on Form 10-K is set forth in

the Index to Exhibits, which immediately precedes such exhibits, and is incorporated herein by reference.

87

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has

duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

SIGNATURES

LENNOX INTERNATIONAL INC.

By:

/s/ ROBERT E. SCHJERVEN

Robert E. Schjerven
Chief Executive Officer

February 26, 2007

Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the

following persons on behalf of the registrant in the capacities and on the dates indicated.

Signature

Title

Date

/s/ ROBERT E. SCHJERVEN

Robert E. Schjerven

/s/ SUSAN K. CARTER

Susan K. Carter

/s/ ROY A. RUMBOUGH

Roy A. Rumbough

Chief Executive Officer and Director
(Principal Executive Officer)

February 26, 2007

Executive Vice President and Chief
Financial Officer (Principal Financial
Officer)

February 26, 2007

Vice President, Controller and Chief
Accounting Officer (Principal Accounting
Officer)

February 26, 2007

/s/ RICHARD L. THOMPSON

Chairman of the Board of Directors

February 26, 2007

Richard L. Thompson

/s/ LINDA G. ALVARADO

Linda G. Alvarado

/s/ STEVEN R. BOOTH

Steven R. Booth

/s/ THOMAS W. BOOTH

Thomas W. Booth

/s/

JAMES J. BYRNE
James J. Byrne

/s/

JANET K. COOPER
Janet K. Cooper

/s/ C.L. (JERRY) HENRY

C.L. (Jerry) Henry

Director

February 26, 2007

Director

February 26, 2007

Director

February 26, 2007

Director

February 26, 2007

Director

February 26, 2007

Director

February 26, 2007

88

Signature

/s/

JOHN E. MAJOR
John E. Major

/s/

JOHN W. NORRIS III
John W. Norris III

/s/ PAUL W. SCHMIDT

Paul W. Schmidt

/s/ TERRY D. STINSON

Terry D. Stinson

/s/

JEFFREY D. STOREY, MD
Jeffrey D. Storey, MD

Title

Director

Date

February 26, 2007

Director

February 26, 2007

Director

February 26, 2007

Director

February 26, 2007

Director

February 26, 2007

89

LENNOX INTERNATIONAL INC.

SCHEDULE II — VALUATION AND QUALIFYING ACCOUNTS AND RESERVES
For the Years Ended December 31, 2006, 2005 and 2004
(In Millions)

2004:
Allowance for doubtful accounts . . . . . . . . . . . . . . . . . . . . . .
2005:
Allowance for doubtful accounts . . . . . . . . . . . . . . . . . . . . . .
2006:
Allowance for doubtful accounts . . . . . . . . . . . . . . . . . . . . . .

(1) Uncollectible accounts charged off, net of recoveries.

Balance at
Beginning
of Year

Additions
Charged to
Cost and
Expenses

Deductions(1)

Balance
at End
of Year

$15.6

$10.3

$(7.4)

$18.5

$18.5

$ 6.7

$(8.5)

$16.7

$16.7

$ 6.6

$(6.6)

$16.7

90

Exhibit
Number

3.1

3.2

4.1

4.2

10.1

10.2

10.3

10.4

10.5

10.6

10.7

INDEX TO EXHIBITS

Exhibit Name

Restated Certificate of Incorporation of Lennox International Inc. (‘‘LII”) (filed as Exhibit 3.1 to LII’s
Registration Statement on Form S-1 (Registration No. 333-75725) filed on April 6, 1999 and incorporated
herein by reference).
Amended and Restated Bylaws of LII (filed as Exhibit 3.2 to LII’s Current Report on Form 8-K filed on
February 28, 2005 and incorporated herein by reference).
Specimen Stock Certificate for the Common Stock, par value $.01 per share, of LII (filed as Exhibit 4.1 to
LII’s Amendment to Registration Statement on Form S-1/A (Registration No. 333-75725) filed on
June 16, 1999 and incorporated herein by reference).
Rights Agreement, dated as of July 27, 2000, between LII and ChaseMellon Shareholder Services, L.L.C.,
as Rights Agent, which includes as Exhibit A the form of Certificate of Designations of Series A Junior
Participating Preferred Stock setting forth the terms of the Preferred Stock, as Exhibit B the form of Rights
Certificate and as Exhibit C the Summary of Rights to Purchase Preferred Stock (filed as Exhibit 4.1 to
LII’s Current Report on Form 8-K filed on July 28, 2000 and incorporated herein by reference).
LII is a party to several debt instruments under which the total amount of securities authorized under any
such instrument does not exceed 10% of the total assets of LII and its subsidiaries on a consolidated basis.
Pursuant to paragraph 4(iii)(A) of Item 601(b) of Regulation S-K, LII agrees to furnish a copy of such
instruments to the Securities and Exchange Commission upon request.
Second Amended and Restated Receivables Purchase Agreement, dated as of June 16, 2003, by and
among LPAC Corp., Lennox Industries Inc., Blue Ridge Asset Funding Corporation, Liberty Street
Funding Corp., the Liberty Street Investors named therein, The Bank of Nova Scotia and Wachovia Bank,
N.A. (filed as Exhibit 10.1 to LII’s Quarterly Report on Form 10-Q for the quarter ended June 30, 2003 and
incorporated herein by reference).
Fourth Amendment to Second Amended and Restated Receivables Purchase Agreement, dated as of
June 11, 2004, by and among Lennox Industries Inc., LPAC Corp., Liberty Street Funding Corp., the
investors named in the Second Amended and Restated Receivables Purchase Agreement, as amended (the
‘‘Purchase Agreement”), The Bank of Nova Scotia, YC SUSI Trust, Bank of America, N.A. and The
Yorktown Investors (as defined in Purchase Agreement) (filed as Exhibit 10.3 to LII’s Annual Report on
Form 10-K for the year ended December 31, 2003 and incorporated herein by reference).
Fifth Amendment to Second Amended and Restated Receivables Purchase Agreement, dated as of
December 20, 2004, by and among Lennox Industries Inc., LPAC Corp., Liberty Street Funding Corp., the
investors named in the Purchase Agreement, The Bank of Nova Scotia, YC SUSI Trust, Bank of America,
N.A. and The Yorktown Investors (as defined in the Purchase Agreement) (filed as Exhibit 10.1 to LII’s
Form 8-K filed December 21, 2004 and incorporated herein by reference).
Sixth Amendment
to Second Amended and Restated Receivables Purchase Agreement, dated
December 14, 2005, by and among Lennox Industries Inc., LPAC Corp., Liberty Street Funding
Corp., the investors named in the Purchase Agreement, The Bank of Nova Scotia, YC SUSI Trust,
Bank of America, National Association and the Yorktown Investors (as defined in the Purchase
Agreement) (filed as Exhibit 10.1 to LII’s Form 8-K filed December 20, 2005 and incorporated
herein by reference).
Assignment and Assumption Agreement, dated as of May 5, 2004, by and among EagleFunding Capital
Corporation and YC SUSI Trust, Fleet National Bank and Bank of America, N.A., Fleet Securities, Inc.
and Bank of America, N.A., The Bank of Nova Scotia and LPAC Corp. (filed as Exhibit 10.10 to LII’s
Annual Report on Form 10-K for the year ended December 31, 2003 and incorporated herein by
reference).
Purchase and Sale Agreement, dated as of June 19, 2000, by and among Lennox Industries Inc., Heatcraft
Inc. and LPAC Corp. (filed as Exhibit 10.1 to LII’s Quarterly Report on Form 10-Q for the quarter ended
June 30, 2000 and incorporated herein by reference).
First Amendment to Purchase and Sale Agreement, dated as of June 7, 2002, among Lennox Industries
Inc., Heatcraft Inc., Armstrong Air Conditioning Inc. and LPAC Corp. (filed as Exhibit 10.2 to LII’s
Quarterly Report on Form 10-Q for the quarter ended June 30, 2002 and incorporated herein by reference).

91

Exhibit
Number

10.8

10.9

10.10

10.11

10.12

10.13

10.14

10.15

10.16

Exhibit Name

Second Amendment to Purchase and Sale Agreement, dated as of June 16, 2003, by and among LPAC
Corp., Lennox Industries Inc., Armstrong Air Conditioning Inc., Advanced Distributor Products LLC and
Heatcraft Refrigeration Products LLC (filed as Exhibit 10.2 to LII’s Quarterly Report on Form 10-Q for
the quarter ended June 30, 2003 and incorporated herein by reference).
Omnibus Amendment Number One to the Amended and Restated Receivables Purchase Agreement and
the Purchase and Sale Agreement, dated as of January 31, 2003, by and among Lennox Industries Inc.,
Heatcraft Inc., Armstrong Air Conditioning Inc., Advanced Distributor Products LLC, Heatcraft
Refrigeration Products LLC, LPAC Corp., Blue Ridge Asset Funding Corporation and Wachovia
Bank, N.A. (filed as Exhibit 10.12 to LII’s Annual Report on Form 10-K for the year ended
December 31, 2002 and incorporated herein by reference).
First Omnibus Amendment to Transaction Documents, dated as of December 31, 2003, among LII,
Lennox Industries Inc., Advanced Distributor Products LLC, Heatcraft Refrigeration Products LLC,
LPAC Corp., Blue Ridge Asset Funding Corporation, Wachovia Bank, N.A., Liberty Street Funding
Corp., The Bank of Nova Scotia, EagleFunding Capital Corporation, Fleet National Bank, Fleet Securities
Inc., and The Liberty Street Investors (as defined therein) (filed as Exhibit 10.9 to LII’s Annual Report on
Form 10-K for the year ended December 31, 2003 and incorporated herein by reference).
Second Omnibus Amendment to Second Amended and Restated Receivables Purchase Agreement, as
amended, and Purchase and Sale Agreement, as amended, dated December 14, 2006, by and among
Lennox Industries Inc., Advance Distributor Products LLC, Heatcraft Refrigeration Products LLC, LPAC
Corp., Liberty Street Funding Corp., the investors named in the Second Amended and Restated
Receivables Purchase Agreement, as amended, The Bank of Nova Scotia, YC SUSI Trust, Bank of
America, National Association and the Yorktown Investors (filed as Exhibit 10.1 to LII’s Current Report
on Form 8-K filed on December 20, 2006 and incorporated herein by reference).
Second Amended and Restated Credit Agreement, dated July 8, 2005, among LII, Bank of America, N.A.,
as administrative agent, JPMorgan Chase Bank, N.A., as syndication agent, Banc of America Securities
LLC and J.P. Morgan Securities, Inc., as Joint Lead Arrangers, and the other Lenders party thereto (filed as
Exhibit 10.1 to LII’s Current Report on Form 8-K filed on July 12, 2005 and incorporated herein by
reference).
Second Amended and Restated Pledge Agreement, dated July 8, 2005, between LII and Bank of America,
N.A., as collateral agent for itself and other creditors of LII under the Second Amended and Restated
Credit Agreement (filed as Exhibit 10.2 to LII’s Current Report on Form 8-K filed on July 12, 2005 and
incorporated herein by reference).
First Amendment to the Second Amended and Restated Revolving Credit Facility Agreement, dated
August 17, 2006, among LII, Bank of America, N.A. as administrative agent, and the Lenders party
thereto (filed as Exhibit 10.1 to LII’s Current Report on Form 8-K filed on August 23, 2006 and
incorporated herein by reference).
Lease Agreement, dated as of June 22, 2006, by and between BTMU Capital Corporation, as lessor, and
Lennox Procurement Company Inc., as lessee (filed as Exhibit 10.1 to LII’s Current Report on Form 8-K
filed on June 28, 2006 and incorporated herein by reference).
Participation Agreement, dated as of June 22, 2006, by and among Lennox Procurement Company Inc., as
lessee, Lennox International Inc., as guarantor, BTMU Capital Corporation, as lessor, and MHCB (USA)
Leasing and Finance Corporation, as initial holder of all of the notes and administrative agent (filed as
Exhibit 10.2 to LII’s Current Report on Form 8-K filed on June 28, 2006 and incorporated herein by
reference).

10.17 Memorandum of Lease, Deed of Trust, Assignment of Leases and Rents, Security Agreement and Fixture
Filing, dated as of June 22, 2006, by and among Lennox Procurement Company Inc., BTMU Capital
Corporation and Jeffrey L. Bell, as Deed of Trust Trustee, for the benefit of BTMU Capital Corporation
(filed as Exhibit 10.3 to LII’s Current Report on Form 8-K filed on June 28, 2006 and incorporated herein
by reference).
Guaranty, dated as of June 22, 2006, from Lennox International Inc., as guarantor, to BTMU Capital
Corporation, as lessor, and the other parties specified therein (filed as Exhibit 10.4 to LII’s Current Report
on Form 8-K filed on June 28, 2006 and incorporated herein by reference).

10.18

92

Exhibit
Number

Exhibit Name

10.19* Amended and Restated 1998 Incentive Plan of Lennox International Inc. (filed as Exhibit 10.1 to LII’s
Quarterly Report on Form 10-Q for the quarter ended March 31, 2005 and incorporated herein by
reference).

10.20* Form of Performance Share Program Award Agreement under the 1998 Incentive Plan of LII (filed as
Exhibit 10.3 to LII’s Current Report on Form 8-K filed on December 13, 2005 and incorporated herein by
reference).

10.21* Form of Employee Restricted Stock Grant Agreement under the 1998 Incentive Plan of LII (filed as
Exhibit 10.4 to LII’s Current Report on Form 8-K filed on December 13, 2005 and incorporated herein by
reference).

10.22* Form of Employee Stock Appreciation Rights Agreement under the 1998 Incentive Plan of LII (filed as
Exhibit 10.5 to LII’s Current Report on Form 8-K filed on December 13, 2005 and incorporated herein by
reference).

10.23* Form of Non-Employee Director Restricted Stock Grant Agreement under the 1998 Incentive Plan of LII
(filed as Exhibit 10.6 to LII’s Current Report on Form 8-K filed on December 13, 2005 and incorporated
herein by reference).

10.24* Form of Non-Employee Director Stock Appreciation Rights Agreement under the 1998 Incentive Plan of
LII (filed as Exhibit 10.7 to LII’s Current Report on Form 8-K filed on December 13, 2005 and
incorporated herein by reference).

10.25* Lennox International Inc. Profit Sharing Restoration Plan (filed as Exhibit 10.9 to LII’s Registration
Statement on Form S-1 (Registration No. 333-75725) filed on April 6, 1999 and incorporated herein by
reference).

10.26* Lennox International Inc. Supplemental Executive Retirement Plan (filed as Exhibit 10.10 to LII’s
Registration Statement on Form S-1 (Registration No. 333-75725) filed on April 6, 1999 and incorporated
herein by reference).
10.27* Lennox International

Inc. Non-employee Directors’ Compensation and Deferral Plan (filed as
Exhibit 10.22 to LII’s Annual Report on Form 10-K for the year ended December 31, 2002 and
incorporated herein by reference).

10.28* Amendment to the Lennox International Inc. Non-employee Directors’ Compensation and Deferral Plan,
dated May 17, 2002 (filed as Exhibit 10.23 to LII’s Annual Report on Form 10-K for the year ended
December 31, 2002 and incorporated herein by reference).

10.29* Form of Indemnification Agreement entered into between LII and certain executive officers and directors
of LII (filed as Exhibit 10.15 to LII’s Registration Statement on Form S-1 (Registration No. 333-75725)
filed on April 6, 1999 and incorporated herein by reference).

10.30* Form of Employment Agreement entered into between LII and certain executive officers of LII (filed

herewith).

10.31* Form of Change of Control Employment Agreement entered into between LII and certain executive

officers of LII (filed herewith).

10.32* Form of Change of Control Employment Agreement entered into between LII and each of Susan K. Carter
and William F. Stoll, Jr. (filed as Exhibit 10.1 to LII’s Current Report on Form 8-K filed on August 31,
2005 and incorporated herein by reference).

10.33* Amendment to Employment Agreement, dated March 20, 2006, between the Company and Harry J.
Ashenhurst (filed as Exhibit 10.1 to LII’s Current Report on Form 8-K filed on October 24, 2006 and
incorporated herein by reference).

10.34* Summary of Fiscal 2006 Target Short-Term Incentive Percentages for the Named Executive Officers of
LII (filed as Exhibit 10.1 to LII’s Current Report on Form 8-K filed on December 14, 2006 and
incorporated herein by reference).

93

Exhibit
Number

Exhibit Name

10.35* Summary of Fiscal 2006 Annual Compensation for the Non-Employee Members of the Board of
Directors of LII (filed as Exhibit 10.2 to LII’s Current Report on Form 8-K filed on December 14,
2006 and incorporated herein by reference).
Subsidiaries of LII (filed herewith).
Consent of KPMG LLP (filed herewith).
Certification of the principal executive officer (filed herewith).
Certification of the principal financial officer (filed herewith).
Certification of the principal executive officer and the principal financial officer of the Company pursuant
to 18 U.S.C. Section 1350 (filed herewith).

21.1
23.1
31.1
31.2
32.1

* Management contract or compensatory plan or arrangement.

94

Lennox International Inc.

Lennox International (LII), through our subsidiaries, is a leading provider of climate control solutions for the heating, air 
conditioning,  and  refrigeration  markets  around  the  world.  We  have  built  our  business  on  a  heritage  of  integrity  and 
innovation dating back to 1895. Today we are focused on four core businesses: Residential Heating & Cooling, Commercial 
Heating & Cooling, Service Experts, and Refrigeration. The 16,000 employees who make up our company are dedicated 
to providing trusted brands, innovative products, unsurpassed quality, and responsive service.

Financial Highlights

For the year ended December 31,

(In millions, except per share data)

Statement of Operations Data

Net sales

Net income (loss)

Net income (loss) per diluted share

Loss (income) from discontinued operations, net of income tax

(Gains), losses and other expenses, net of income tax
Realized gains on settled futures contracts, net of income tax1
Restructuring charge, net of income tax
Tax items2
Goodwill impairment, net of income tax

Non-GAAP Measures3 
Adjusted income from continuing operations

Diluted earnings per share, as adjusted

Other Data 

Dividends per share

Capital expenditures 

Research and development expenses

Balance Sheet Data

Total assets 

Total debt 

Stockholders’ equity 

2006 Net Sales 4

2006

2005

2004

2003

2002

$3,671.1

$3,366.2

$2,982.7

$2,789.9 

$2,727.4 

(134.4)

(2.24)

86.4

1.36

(203.5)

(3.11)

166.0

2.26

—

(28.4)

41.2

8.5

(27.0)

—

150.7

2.11

1.4

(34.1)

10.7

1.6

—

—

160.3

2.18

130.3

1.83

40.9

—

—

—

—

184.8

91.3

1.39

0.3

1.9

—

—

—

—

88.6

1.39

0.38

39.7

38.0

(6.0)

(5.2)

—

6.1

—

247.9

39.3

0.68

0.38

22.4

38.2

$ 

$ 

0.46

73.8

42.2

$ 

0.41

63.3

40.3

$ 

0.385

40.3

37.6

$ 

$1,719.8

$1,737.6

$1,518.6

$1,720.1

$1,510.9

109.2

804.4

120.5

794.4

310.5

472.9

362.3

577.7

379.9

433.6

2006 Segment Prof it 4

Residential Heating & Cooling 
Commercial Heating & Cooling 
Service Experts 
Refrigeration 

48%
20%
18%
14%

Residential Heating & Cooling 
Commercial Heating & Cooling 
Service Experts 
Refrigeration 

60%
20%
  5%
15%

1 Included in (gains), losses and other expenses, net of income tax
2 Includes revaluation of deferred tax asset valuation allowances and release of income tax reserves related to prior years, net (excluding interest)
3  Management uses adjusted income from continuing operations, which is not defined by U.S. GAAP, to measure the Company’s operating performance 
and  to  analyze  year-over-year  changes  in  operating  income  with  and  without  the  effects  of  goodwill  impairment,  certain  (gains),  losses  and  other 
expenses,  net,  restructuring  charges,  the  revaluation  of  deferred  tax  asset  valuation  allowances,  the  reversal  of  valuation  allowance  on  deferred  tax 
assets, offset by other related charges and the release of income tax reserves related to prior years, net (excluding interest). Management believes that 
excluding  these  effects  is  helpful  in  assessing  the  overall  performance  of  the  Company.  A  reconciliation  of  information  presented  to  U.S.  GAAP  is 
posted at www.lennoxinternational.com.

4 Residential is net of eliminations; Segment Profit excludes unallocated corporate expense

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Corporate Information

Corporate Headquarters
Lennox International Inc.
2140 Lake Park Blvd. 
Richardson, TX 75080 
972-497-5000

For more information on Lennox  
International and our subsidiaries,  
visit us at www.lennoxinternational.com.

Annual Meeting
Our annual shareholders meeting will be held 
on May 17, 2007 at 9:00 a.m. local time. Any 
shareholder with proper identification may 
attend. The meeting will be held at:

University of Texas at Dallas 
School of Management 
Southeast corner of Drive A and  
University Parkway 
Richardson, TX 75083

Investor Inquiries
Investors and financial analysts interested  
in obtaining information about Lennox 
International should contact:

LII Investor Relations
Phone: 972-497-6670
e-mail: investor@lennoxintl.com

Stock Exchange
Lennox International’s trading symbol is LII. 
The common stock of LII has traded on the  
New York Stock Exchange since July 29, 1999. 

SEC Filings
A copy of the Lennox International Inc. Annual 
Report on Form 10-K and other reports filed 
with the Securities and Exchange Commission 
for 2006 are available through our corporate 
website or will be furnished, without charge,  
on written request to:

Lennox International Investor Relations 
P.O. Box 799900 
Dallas, TX 75379-9900

Transfer Agent and Registrar
Mellon Investor Services is Lennox 
International’s Transfer Agent. All inquiries 
should be directed to:

Lennox International Inc. 
c/o Mellon Investor Services 
P. O. Box 3316 
South Hackensack, NJ 07606-1915

LII stockholders can access their account for 
automated information 24 hours a day, 7 days  
a week by dialing 1-800-797-5603.

Independent Auditors 
KPMG LLP 
Dallas, TX

Dividend Information
In recent years, Lennox International has 
declared dividends four times a year. The 
amount and timing of dividend payments  
are determined by our board of directors.

Forward-Looking Statements
This annual report contains forward-looking 
statements within the meaning of the Private 
Securities Litigation Reform Act of 1995. These 
statements are subject to numerous risks and 
uncertainties that could cause actual results  
to differ materially from such statements. For 
information concerning these risks and uncer-
tainties, see Lennox International’s publicly 
available filings with the Securities and Exchange 
Commission. LII disclaims any intention or 
obligation to update or revise any forward- 
looking statements, whether as a result of new 
information, future events or otherwise.

2140 Lake Park Blvd.
Richardson, TX 75080
www.lennoxinternational.com

Residential

Commercial

Service Experts

Refrigeration

Heating & Cooling

Heating & Cooling

Success In Every Climate

A n n u a l   R e p o r t   2 0 0 6

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Corporate Information

Corporate Headquarters
Lennox International Inc.
2140 Lake Park Blvd. 
Richardson, TX 75080 
972-497-5000

For more information on Lennox  
International and our subsidiaries,  
visit us at www.lennoninternational.com.

Annual Meeting
Our annual shareholders meeting will be held 
on May 17, 2007 at 9:00 a.m. local time. Any 
shareholder with proper identification may 
attend. The meeting will be held at:

University of Texas at Dallas 
School of Management 
Southeast corner of Drive A and  
University Parkway 
Richardson, TX 75083

Investor Inquiries
Investors and financial analysts interested  
in obtaining information about Lennox 
International should contact:

LII Investor Relations
Phone: 972-497-6670
e-mail: investor@lennoxintl.com

Stock Exchange
Lennox International’s trading symbol is LII. 
The common stock of LII has traded on the  
New York Stock Exchange since July 29, 1999. 

SEC Filings
A copy of the Lennox International Inc. Annual 
Report on Form 10-K and other reports filed 
with the Securities and Exchange Commission 
for 2006 are available through our corporate 
website or will be furnished, without charge,  
on written request to:

Lennox International Investor Relations 
P.O. Box 799900 
Dallas, TX 75379-9900

Transfer Agent and Registrar
Mellon Investor Services is Lennox 
International’s Transfer Agent. All inquiries 
should be directed to:

Lennox International Inc. 
c/o Mellon Investor Services 
P. O. Box 3316 
South Hackensack, NJ 07606-1915

LII stockholders can access their account for 
automated information 24 hours a day, 7 days  
a week by dialing 1-800-797-5603.

Independent Auditors 
KPMG LLP 
Dallas, TX

Dividend Information
In recent years, Lennox International has 
declared dividends four times a year. The 
amount and timing of dividend payments  
are determined by our board of directors.

Forward-Looking Statements
This annual report contains forward-looking 
statements within the meaning of the Private 
Securities Litigation Reform Act of 1995. These 
statements are subject to numerous risks and 
uncertainties that could cause actual results  
to differ materially from such statements. For 
information concerning these risks and uncer-
tainties, see Lennox International’s publicly 
available filings with the Securities and Exchange 
Commission. LII disclaims any intention or 
obligation to update or revise any forward- 
looking statements, whether as a result of new 
information, future events or otherwise.

2140 Lake Park Blvd.
Richardson, TX 75080
www.lennoxinternational.com

Residential
Heating & Cooling

Commercial
Heating & Cooling

Service Experts

Refrigeration

Success In Every Climate

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