Zelman Housing Summit

1. September 26th and 27th, 2013
Ply Gem Industries
Zelman Housing Summit

2. LEGAL
Disclaimer
1
These slides and the accompanying oral discussion may contain “forward-looking statements” within the meaning of the
Private Securities Litigation Reform Act of 1995. Such statements involve known and unknown risks, uncertainties and other
factors that could cause the actual results of the Company to differ materially from the results expressed or implied, including:
downturns in the home repair and remodeling or the new construction end markets, or the economy or the availability of
consumer credit; competition from other exterior building products manufacturers and alternative building materials; changes
in the costs and availability of raw materials; consolidation and further growth of our customers; loss of, or a reduction in
orders from, any of our significant customers; inclement weather conditions; increases in union organizing activity and work
stoppages at our facilities or the facilities of our suppliers; our ability to employ, train and retain qualified personnel at a
competitive cost; claims arising from the operations of our various businesses prior to our acquisitions; products liability
claims, including class action claims, relating to the products we manufacture; loss of certain key personnel; interruptions in
deliveries of raw materials or finished goods; environmental costs and liabilities; manufacturing or assembly realignments;
threats to, or impairments of, our intellectual property rights; increases in fuel costs; material non-cash impairment charges;
our significant amount of indebtedness; covenants in the ABL Facility and the indentures governing the 8.25% Senior Secured
Notes and the 9.375% Senior Notes; failure to effectively manage labor inefficiencies associated with increased productions
and new employees added to the company; failure to generate sufficient cash to service all of our indebtedness and make
capital expenditures; limitations on our NOLs and payments under the tax receivable agreement to our current stockholders;
failure to successfully consummate and integrate future acquisitions; actual or perceived security vulnerabilities or
cyberattacks on our networks; control by the CI Partnerships; compliance with certain corporate governance requirements;
certain of our directors’ relationships with the CI Partnerships; lack of a prior public market for our common stock and
volatility of our stock price; future sales of our common stock in the public market; substantial dilution in net tangible book
value; our dividend policy; provisions in our charter and by-laws; and failure to maintain internal controls over financial
reporting. Consequently such forward-looking statements should be regarded as the Company’s current plans, estimates and
beliefs. Except as required by law, the Company does not undertake and specifically declines any obligation to publicly release
the results of any revisions to these forward-looking statements that may be made to reflect any future events or
circumstances after the date of such statements or to reflect the occurrence of anticipated or unanticipated events.

3. 2
REPAIR & REMODEL
2
SIDING
WINDOWS
NEW RESIDENTIAL
CONSTRUCTION
2
59%
41%
50% 50%
2
Leading exterior building and home improvement products company in North America
One of the Largest Manufacturers of Exterior
Building and Home Improvement Products
~$1.41
Billion in sales
~6,000 associates
U.S.93%
7%
CANADA
PLYGEM’s
Profile
1 Pro forma for Gienow & Mitten acquisitions
2 Source: Management estimates

4. AluminumAccessories
WesternCanada
NewConstructionVinylandAluminum
Windows
VinylSiding#1
#1
#2
#2
Provider of branded products sold through many channels of distribution and covering
price points across the depth of the market
#1 Post-recent
acquisitions
3
MARKET
Position Leading Manufacturer of Exterior Building
Products
• Mitten
• Gienow

5. 4
PRODUCT
Categories
Gable vents and accessories
Gutter protection systems
Vinyl and aluminum soffit
Window mantles
Manufactured stone
Vinyl and designer accents
Shutters
Mounting blocks
Decorative corner posts
Rain removal systems
Door surround systems
Patio doors
Windows
Railing and fencing
Composite rail
Outdoor structures
New window technology
Cellular PVC trim
Extensive Exterior Product Portfolio

6. Ply Gem
5%
5
One, Integrated Business with Two Reportable
Segments
Windows and DoorsSiding, Fencing and Stone
Window Market Share (All Types)Vinyl Siding Market Share
Ply Gem
28%
CertainTeed
31%
Associated
Materials
11%
KP
7%
Crane
4%
Royal
5%
Heartland
7%
Other
7%
Ply Gem
36%
CertainTeed
27%
Associated
Materials
14%
Royal/Crane
13%
Kaycan
6%
Other
4%
2008 2011
$535
$466
$374
$392 $396
$463
(20.0%)
0.0%
20.0%
40.0%
$0
$200
$400
$600
$800
$1,000
2007 2008 2009 2010 2011 2012
Sales Operating earnings margin
$828
$709
$577
$604 $639 $658
(20.0%)
0.0%
20.0%
40.0%
$0
$200
$400
$600
$800
$1,000
2007 2008 2009 2010 2011 2012
Sales Operating earnings margin
Note: 2008 operating earnings margins for both segments exclude goodwill impairments
PLY GEM’s
Segments
Source: 2008 based upon the Principia Partners 2008 study; 2011
based upon Management's estimate utilizing VSI data
Source: Management estimates
1Based on WDMA
2011
1
•Andersen
•Pella
•JELD-WEN
•Marvin
•Atrium
•Associated Materials
•Milgard
Windows Manufacturers
(all substrates)

7. 6
SIDING
Group
• #1 vinyl siding manufacturer in North America
(with approx. 36% share in the US)
• Consolidated industry with 4 participants
holding approx. 90% share
• Strong trade brands
• Multi-channel distribution network servicing
both new construction and R&R
• State-of-the-art automated manufacturing
facilities with capacity to support planned
growth
Key Brands
North American Market Summary
Why We Win
$ millions
Market size: According to Principia Partners
$658
Exterior Cladding Market Size Vinyl Siding… Ply Gem…
Market Leader in Vinyl Siding
~$1,800
~$5,300

8. $463
Market Size Ply Gem 2012 Net Sales
7
WINDOWS
Group
• #2 vinyl & aluminum window manufacturer in
the US
• #1 window & door manufacturer in Western
Canada (post-acquisitions)
• Multi-channel distribution network servicing
both new construction and R&R covering every
price point
• Highly efficient, vertically integrated production
• Continued to gain market share during
downturn
Why We Win Key Brands
North American Market Summary
$ millions
Market size: Company estimate – New construction and R&R
Leader in Vinyl and Aluminum
Windows
~$9,000

9. 8
GROWTH
Innovation
A Key Growth Initiative
Open Innovation Opportunities
Furthering a Culture of Innovation
• Several businesses currently active in
foundation labs
• Research concentration in advanced materials
and physics
• Each Hi-Po serves on an Innovation
project team
• Implemented innovation into Ply Gem’s
compensation structure
• Product development and innovation continues
to drive new sales
• Developed a collaboration platform and now
measure engagement
• Drive collaboration to achieve significant cross-
selling potential
• Improved platform for idea generation process
• Managing innovation as a business process
through foundation labs
• Focus on supplier/partner/universities
• Prime relationship with two major building
products companies in developing new business
opportunities
Innovation Driving Exciting New Opportunities
$400+mm of incremental annual sales from new products introduced
since 2009
New products
• Cellular PVC trim product
• New Glass Technology
• Composite building materials

10. 9
THEDESIGNED
Exterior
• Provides differentiation for Ply Gem customers
• Provides a single sourcing opportunity
• Hits the sweet spot of an emerging trend
• Features NAHB Green Approved products
• Fulfills the “One Ply Gem” MISSION
Alexandria, VA Designed Exterior Remodel
BEFORE
Three Weeks later using The Designed Exterior concept
AFTER
Complete Exterior Solution Offering for Customers

11. Regional local
one-step
distributors
DISTRIBUTION
10
Multi-Channel Distribution Network Servicing
a Broad Customer Base
New Construction
Regional/local one-
step distributors
National one-step
distributors
Retailers
Two-step
distributors
Home Repair and
Remodeling
• Homebuilders
• Contractors
• Contractors
• Individuals
Two-step
distributors
National one-
step distributors
Retailers
Homebuilders
Representative CustomersBuilding products supply chain
Sells Multiple Ply Gem Products
Diversity of channels and customers with limited customer concentration
(Top 10 customers account for only ~46% of sales)

12. END-MARKETS
11
Significant Opportunity to Capture Growth
Related to Housing Market Recovery
New
construction
80%
Home repair
& remodel
20%
Windows and Doors¹Siding, Fencing and Stone¹
New
construction
35%
Home repair
& remodel
65%
New
construction¹
50%
Home repair
& remodel¹
50%
PlyGemMixHousingOutlook
Home Improvement Product Sales² Single Family Housing Starts³
$319 bn
$274 bn
2012 2015E
¹ Source: Management estimates
² Source: Home Improvement Research Institute, Sep 2012
³ Source: U.S. Census Bureau
1,719
1,474
1,036
616
442
471 434 535
0
500
1,000
1,500
2,000
2005 2006 2007 2008 2009 2010 2011 2012 2015
Ply Gem
?

13. Gaining Share Throughout the
Downturn, Poised for the Upturn
• Broad product offering at diverse price points with new construction and R&R exposure
• Strong brand recognition and cross-selling opportunities
• Introduction of new products (R&R windows, cellular PVC trim and mouldings)
• National window platform against highly fragmented competition
• Strong relationships with industry leading customers who continue to expand their business
• Lag time between starts and product placement expanding due to labor shortages
Market share gains of over $350 million from 2007 to 2011¹
2007 2012
Single Family Housing Starts 1,036 535
% change (48.4%)
Ply Gem Net Sales $1,363.5 $1,121.3
% change (17.8%)
12
OUTSIZED
Growth
Note: Single family housing starts data from U.S. Census Bureau
¹ Source: Management estimates

14. OPERATING
Platform
13
Facility Overview
Source: Company filings and management estimates
2012 Cost Structure (Net Sales – EBITDA)
Variable
79%
Fixed
21%
Materials
54%
Variable
Manufacturing
18%
Freight & Other
7%
Fixed
21%
Highly Efficient, Flexible, Low Cost
Operating Structure…
Vinyl = 20%
Aluminum = 13%
Other materials = 21%
Window MFG
Siding/Access MFG
Corporate/HQ
Canada Distribution
Stone MFG
Locations
10
6
2
3
34
1
58Total
Fence + Rail MFG
Gienow 1
Mitten 1

15. 14
MGMT
Team
Gary E. Robinette
President & CEO
Industry experience: 35 years
Shawn Poe
Vice President & CFO
23 years
John Wayne
Executive Vice President & COO
28 years
Dave Schmoll
Senior Vice President, HR
24 years
Lee Clark-Sellers
Innovation Officer
20 years
Tim Johnson
General Counsel
12 years
Proven Ability to Successfully Operate the
Business Through Evolving Market Cycles
• Significant management equity ownership of 3.7% post -IPO
• Consistently outperformed the market
• Deep and proven management bench
Art Steinhafel
President, U.S. Windows
20 years
Richard Boyer
President, Ply Gem Canada /
Gienow
14 years
John Buckley
President, Siding Group
22 years
Doug Rende
President, Mitten, Inc.
30 years

16. 15
STRATEGIC
Evolution
2012 2016to
A Market Leader The Market Innovator
A Ply Gem Brand The Leading Brand
Organic Growth (Market Share)
Growth Through Strategic
Acquisitions
Coordinated back office Lean through Technology
Executive Dev & Succession Our Future Leaders
New Products and Share New Channels and Markets
“Ply Gem’s Future”

17. Financial Overview

18. ($ in millions)
2011
Actual
2012
Actual
LTM
Q2-13
Actual
YTD
Q2-13
Actual
YTD
Q2-12
Actual
Net Sales $1,034.9 $1,121.3 $1,200.1 $625.2 $546.5
Gross Profit 210.5 244.2 244.0 116.1 116.3
% Margin(1) 20.3% 21.8% 20.3% 18.6% 21.3%
Adjusted EBITDA 114.5 127.3 123.1 53.1 60.4
% Margin 11.1% 11.4% 10.3% 8.5% 11.0%
Capex 11.5 24.6 27.9 11.4 8.1
% of sales 1.1% 2.2% 2.3% 1.8% 1.5%
Debt (Bonds & ABL) 961.7 964.4 827.8
Cash on hand 11.7 27.2 27.9
Net Debt $950.0 $937.2 $799.9
Leverage Ratio 8.3x 7.4x 6.5x
FINANCIAL
Summary Summary YTD Q2-2013 Results
17

19. FINANCIAL
Summary 2012 Net Sales = $1.1 Billion
18
2007 2008 2009 2010 2011 2012
Single Family Housing Starts 1,036 616 442 471 434 535
(29.7)% (40.5)% (28.2)% 6.5% (8.1)% 23.3%
Ply Gem Net Sales $1,363.5 $1,175.0 $951.4 $995.9 $1,034.9 $1,121.3
(13.4)% (13.8)% (19.0)% 4.7% 3.9% 8.4%
• Ply Gem continues to outperform the market
• SFHS down 48% from ‘07 to ‘12, Ply Gem
down 17.8%
• Market share gains of over $350 million from 2007
to 2011
• Numerous new customer wins as Ply Gem is a clear
industry leader
• Our product breadth and geographical footprint
continue to expand
• Customer mix is well balanced at approx. 50%/50%
$600
$800
$1,000
$1,200
$1,400
2007 2008 2009 2010 2011 2012
Ply Gem sales

20. 2005 2006 2007 2008 2009 2010 2011 2012 2013 ‘05 – ’12 Avg.
Q1 19.8% 20.0% 16.5% 11.9% 7.1% 18.1% 16.6% 17.9% 16.3% 16.0%
Q2 24.1% 23.9% 25.0% 20.0% 24.1% 23.4% 23.5% 23.9% 20.6% 23.5%
Q3 24.4% 23.6% 23.2% 19.1% 26.4% 23.2% 22.1% 23.1% 23.1%
Q4 22.2% 17.1% 18.1% 14.0% 22.5% 20.8% 20.6% 21.3% 19.6%
Full Year 22.8% 21.2% 20.6% 16.6% 21.2% 21.7% 21.0% 21.8% 20.9%
Ply Gem has demonstrated the ability to maintain profit margins through wide swings in commodity costs
2008 Rewind – Oil prices went to $148 a barrel; gas prices went to $4.00
2009 Includes one time “take or pay” aluminum buy
We demonstrated the ability to address commodity fluctuations and return to historical averages
(1) 2011 & 2013 Gross Margins adjusted to exclude the impact of the one-time Home Depot buy-back
FINANCIAL
Summary Stable Gross Profit Margins
19
0%
5%
10%
15%
20%
25%
30%
2005 2006 2007 2008 2009 2010 2011 (1) 2012 2013
Q1 Q2 Q3 Q4
Impact of "Take or
Pay" Contract

21. 0%
2%
4%
6%
8%
10%
12%
14%
16%
$0
$20
$40
$60
$80
$100
$120
$140
$160
$180
$200
2007 2008 2009 2010 2011 2012
• Superior EBITDA Margins despite historically low demand
• Sales that outperformed the market including new products
• Cost reduction actions have generated over $45 million in savings:
 Closed 6 plants over last 5 years = approx. $30 million annual savings
 Reduced headcount by approximately 50% from 2006 to 2010
 Other cost reduction initiatives (Direct & Indirect) over $10 million
• Market share wins of over $350 million from 2007 to 2011
• Successful acquisition integration and cost savings realization
• Managed Capital Spending & Working Capital to enhance cash flow
FINANCIAL
Summary Adjusted EBITDA 2012 = $127.3M or 11.3%
20

22. Fiscal Year Ended December 31,
($ in millions) 2007 2008 2009 2010 2011 2012
Single Family Housing Starts 1,036 616 442 471 434 535
Net Sales
Siding, Fencing and Railing $828.1 $709.4 $577.4 $604.4 $639.3 $658.0
% Growth (17.4%) (14.3%) (18.6%) 4.7% 5.8% 2.9%
Windows and Doors 535.4 465.6 374.0 391.5 395.6 463.3
% Growth (6.6%) (13.0%) (19.7%) 4.7% 1.0% 17.1%
Total Ply Gem $1,363.5 $1,175.0 $951.4 $995.9 $1,034.9 $1,121.3
% Growth (13.4%) (13.8%) (19.0%) 4.7% 3.9% 8.4%
Gross Profit
Siding, Fencing and Railing $168.7 $130.6 $149.4 $155.5 $158.8 $180.2
% Margin 20.4% 18.4% 25.9% 25.7% 24.8% 27.4%
Windows and Doors 111.7 64.3 52.2 60.6 51.7 64.0
% Margin 20.9% 13.8% 14.0% 15.5% 13.1% 13.8%
Total Gross Profit $280.4 $194.9 $201.5 $216.0 $210.5 $244.2
% Margin 20.6% 16.6% 21.2% 21.7% 20.3% 21.8%
Reported Adjusted EBITDA $176.0 $96.1 $116.2 $123.1 $114.5 $127.3
% Margin 12.9% 8.2% 12.2% 12.4% 11.1% 11.3%
CapEx $20.0 $16.6 $7.8 $11.1 $11.5 $24.6
% of Sales 1.5% 1.4% 0.8% 1.1% 1.1% 2.2%
FINANCIAL
Summary
21
2007 PF for run-rate acquisitions > $200mm

23. 22
FINANCIAL
Summary
Fiscal Year Ended December 31,
($ in millions) 2007 2012
Single Family Housing Starts 1,036 535
Net Sales
Siding, Fencing and Railing $828.1 $658.0
% Growth (17.4%) 2.9%
Windows and Doors 535.4 463.3
% Growth (6.6%) 17.1%
Total Ply Gem $1,363.5 $1,121.3
% Growth (13.4%) 8.4%
Gross Profit
Siding, Fencing and Railing $168.7 $180.2
% Margin 20.4% 27.4%
Windows and Doors 111.7 64.0
% Margin 20.9% 13.8%
Total Gross Profit $280.4 $244.2
% Margin 20.6% 21.8%
Reported Adjusted EBITDA $176.0 $127.3
% Margin 12.9% 11.3%
CapEx $20.0 $24.6
% of Sales 1.5% 2.2%
Action Taken Through the Cycle Positions
Ply Gem for Expanding Profitability
Increased sales from
market share
($350mm)
Determined action through the cycle
8 plant closures,
saving $30mm
annually
$50mm in synergies
achieved
($24mm post 2007)
Mitten
and Gienow
acquisitions

24. INVESTMENT
Highlights
23
Repair and Remodel
Leverage to New
Housing Starts
New Products and
Innovation Drive
Share Gains
M&A Opportunities
• Leading Manufacturer of Exterior Building Products
• Comprehensive Product Portfolio with Strong Brand Recognition
• Multi-Channel Distribution Network Servicing a Broad Customer Base
• Balanced End Market Exposure Driven by Diversified Product Mix
• Highly Efficient, Low Cost Operating Platform
• Proven Track Record of Acquisition Integration and Cost Savings Realization
• Strong Management Team with Significant Ownership
Key Investment Highlights
Platform Built for Growth and Operating Leverage