Energy Efficient Windows

Energy Efficient Windows Market Outlook

The global energy efficient windows market is projected to reach approximately USD 50 billion by 2035, growing at a remarkable compound annual growth rate (CAGR) of 8% during the forecast period from 2025 to 2035. The primary growth driver for this market is the increasing focus on energy conservation and reducing greenhouse gas emissions, which are prompting both consumers and governments to prioritize the installation of energy efficient windows in residential, commercial, and industrial sectors. The rise in energy costs is also pushing property owners to look for solutions that can minimize energy consumption and enhance thermal insulation, further accelerating the adoption of energy efficient window technologies. Moreover, advancements in glazing technologies and frame materials are enabling manufacturers to offer products that not only meet stringent energy efficiency standards but also enhance aesthetic appeal, thereby broadening their application scope. The ongoing urbanization and a shift towards sustainable living practices are expected to fuel market demand as consumers become more aware of the environmental impact of their choices.

Growth Factor of the Market

The energy efficient windows market is significantly influenced by several growth factors. One of the primary drivers is the increasing awareness about energy conservation among consumers, which has led to a growing preference for products that promise lower energy consumption. Furthermore, government incentives and rebates aimed at promoting energy efficiency are enhancing consumer confidence and willingness to invest in energy efficient solutions, effectively boosting market growth. Additionally, technological advancements in window manufacturing, such as the integration of smart technologies and improved insulation materials, are making energy efficient windows more appealing to both homeowners and commercial property developers. The construction industry is witnessing a shift towards sustainable building practices, leading to a higher demand for energy efficient windows as part of green building certifications. Lastly, the rise in home renovation activities, particularly in older properties, is contributing to the increased adoption of energy efficient windows as homeowners seek to upgrade their dwellings for better energy performance and comfort.

Key Highlights of the Market

• Projected market growth reaching USD 50 billion by 2035.
• Significant CAGR of 8% during the forecast period from 2025 to 2035.
• Government incentives driving the adoption of energy efficient windows.
• Technological advancements improving product efficiency and aesthetics.
• Increased focus on sustainable building practices influencing market dynamics.

By Glazing Type

Single Pane:

Single pane windows are the simplest form of window glazing and consist of just one layer of glass. While they are the least energy-efficient option available, they are often found in older buildings and are usually the least expensive to install. However, their lack of insulation leads to higher energy costs and comfort issues due to heat loss in winter and heat gain in summer. As energy efficiency becomes more paramount, the adoption of single pane windows is declining, with many homeowners opting for more efficient alternatives. Due to rising energy prices and increasing awareness of energy efficiency, the market for single pane windows is projected to shrink significantly over the coming years as replacements with more efficient glazing options become the norm.

Double Pane:

Double pane windows feature two layers of glass separated by an insulating space, typically filled with air or gas, which significantly improves their thermal performance. This type of glazing is highly favored in the energy efficient windows market as it effectively reduces heat transfer, making homes and buildings more comfortable and cost-effective in terms of energy use. Manufacturers are also integrating Low-E coatings into double pane windows, which reflect infrared energy and help maintain indoor temperatures. The growing trend toward energy efficiency and the availability of government incentives are driving increased installations of double pane windows, particularly in new construction and renovations, making them a dominant segment within the glazing market.

Triple Pane:

Triple pane windows, consisting of three layers of glass, provide superior insulation and energy efficiency compared to both single and double pane options. With two insulating spaces, they significantly reduce thermal transfer and noise pollution, making them ideal for extreme climates. While they tend to be more expensive upfront, the long-term energy savings and enhanced comfort make them a preferred choice for energy-conscious consumers. As awareness regarding climate change and energy conservation continues to rise, the demand for triple pane windows is increasing. This segment is expected to grow rapidly, particularly in regions with harsh winters, where the benefits of triple glazing can be maximized.

Low-E Coating:

Low-E (low emissivity) coatings can be applied to any type of glazing to improve thermal performance by reflecting heat back into the room during winter and blocking the sun's heat during the summer. This technology enhances the overall energy efficiency of windows without compromising natural light. Low-E coated windows are becoming increasingly popular as they not only improve thermal insulation but also reduce UV rays that can damage interior furnishings. The innovation in Low-E coatings has led to increased market adoption, with homeowners and builders alike recognizing the substantial energy savings and long-term benefits associated with their use. As energy efficiency standards become stricter, the demand for Low-E coated windows is expected to soar, contributing significantly to the market's growth.

Gas Filled:

Gas-filled windows utilize inert gases such as argon or krypton between panes to enhance thermal insulation. The presence of these gases improves window performance by minimizing heat transfer and reducing energy costs. This type of window is particularly effective in climates where heating and cooling are critical, providing significant savings over time. The increasing focus on energy efficiency and environmental sustainability is driving the adoption of gas-filled windows as consumers seek solutions that offer better insulation and lower energy bills. As manufacturers continue to innovate with improved gas-filling techniques and better sealing technologies, the market for gas-filled windows is expected to expand robustly in the coming years.

By Frame Material

Vinyl:

Vinyl frames are among the most popular choices for energy efficient windows due to their excellent insulation properties, durability, and low maintenance requirements. These frames do not warp or require painting, making them an attractive option for homeowners looking to reduce upkeep. Vinyl's energy efficiency is further enhanced by its ability to provide a tight seal, which helps reduce air leakage and improves overall thermal performance. The affordability of vinyl frames compared to other materials also contributes to their popularity, particularly among budget-conscious consumers. As energy efficiency becomes a greater priority, the demand for vinyl-framed windows is expected to continue to grow, driven by their cost-effectiveness and performance benefits in residential and commercial applications.

Wood:

Wood frames are traditionally favored for their beautiful aesthetics and natural insulating properties. Although wood requires more maintenance than vinyl, such as painting or staining, it offers superior thermal performance and can contribute significantly to energy efficiency in buildings. Many homeowners appreciate the warmth and charm that wood frames bring to a property. Additionally, advancements in wood treatment and preservation have improved durability and reduced the need for frequent upkeep. As consumers lean towards environmentally friendly options, sustainably sourced wood is gaining traction in the energy efficient windows market, creating a niche segment that highlights both aesthetics and sustainability.

Fiberglass:

Fiberglass frames are increasingly recognized for their strength, durability, and resistance to warping and weathering. This frame material offers excellent insulation and can easily mimic the look of wood, making it an appealing choice for both residential and commercial applications. Fiberglass is also highly resistant to moisture and does not require painting, making it a low-maintenance option. Although initially more expensive than vinyl or wood, the long-term energy savings and durability of fiberglass frames make them a wise investment for consumers looking to enhance the energy efficiency of their properties. The growing trend toward sustainable building practices is expected to bolster the market for fiberglass frame windows, particularly among environmentally conscious consumers.

Aluminum:

Aluminum frames are known for their strength and versatility, often utilized in large commercial buildings due to their capability to support large glass areas. However, traditional aluminum has lower insulation properties compared to other frame materials. To combat this, manufacturers are increasingly incorporating thermal breaks and insulation technologies within aluminum frames, making them more energy efficient. The lightweight nature of aluminum also contributes to ease of installation and design flexibility, appealing to architects and builders. Although they may not be the first choice for residential applications due to insulation concerns, the advancements in technology are gradually improving their performance in energy efficiency, leading to a modest growth in this segment.

Composite:

Composite frames, made from a combination of materials such as wood and plastic, offer the best of both worlds: the aesthetic appeal and thermal performance of wood, combined with the durability and low maintenance of synthetic materials. They are designed to resist moisture and insect damage, making them a reliable choice for energy efficient windows. The composite material allows for various finishes, providing flexibility in design. As more consumers demand products that balance aesthetics with energy efficiency, the market for composite frames is expected to grow, particularly in high-end residential applications where both functionality and style are paramount.

By Application

Residential:

The residential sector represents one of the largest markets for energy efficient windows, as homeowners increasingly seek solutions that enhance energy efficiency and comfort within their living spaces. With rising energy costs and a heightened awareness of environmental impacts, many homeowners are opting to replace traditional windows with energy efficient options during renovations or new constructions. Moreover, government incentives and rebates for energy efficiency upgrades are encouraging homeowners to invest in products that provide long-term cost savings. The residential market is anticipated to continue to grow, with a particular emphasis on technologies that integrate smart home capabilities, enhancing energy management and user convenience. As energy efficiency standards become more stringent, the demand for high-performance residential windows is expected to surge.

Commercial:

The commercial sector is experiencing substantial growth in the energy efficient windows market, driven by the need for improved energy performance and compliance with building codes. Businesses are increasingly recognizing the importance of energy efficiency not only for reducing operational costs but also for enhancing employee productivity and comfort. Energy efficient windows play a crucial role in minimizing heating and cooling costs in large commercial spaces, contributing to the overall sustainability of buildings. Additionally, the push for green certifications and sustainable building practices is fostering greater adoption of energy efficient windows. As organizations prioritize corporate responsibility and environmental consciousness, the demand for energy efficient solutions in the commercial sector is expected to remain strong.

Industrial:

The industrial application of energy efficient windows is witnessing a gradual rise as industries aim to optimize energy consumption and enhance workplace comfort. Factories and warehouses are increasingly incorporating energy efficient windows to reduce heating and cooling costs while improving natural light and ventilation within their facilities. The integration of energy efficient solutions is not only beneficial for reducing operational costs but also aligns with sustainability initiatives aimed at minimizing environmental impact. As more industries recognize the economic and environmental advantages of energy efficiency, the adoption of specialized energy efficient windows designed for industrial applications is anticipated to grow, further contributing to the overall market expansion.

By Sales Channel

Direct Sales:

Direct sales remain a significant channel in the energy efficient windows market as manufacturers engage directly with consumers, builders, and contractors. This approach enables companies to provide personalized service, offer tailored solutions, and foster stronger customer relationships. Direct sales allow for better pricing control and can result in higher margins for manufacturers. Additionally, this channel facilitates the communication of product benefits and installation services, helping consumers make informed decisions. As the trend towards customized solutions continues, direct sales strategies are expected to thrive, contributing to enhanced market penetration and sales growth.

Distributors:

Distributors play a vital role in the energy efficient windows market by connecting manufacturers with a wider customer base, including construction companies and home improvement retailers. They provide logistical support, ensuring that products are available across various regions, which is crucial for meeting increasing demand. The distribution network allows manufacturers to focus on product development, innovation, and marketing while relying on distributors to handle the complexities of inventory management and customer service. As the market expands, the role of distributors will likely become even more critical in facilitating the supply chain needs of energy efficient windows, enhancing accessibility and market reach.

Specialty Stores:

Specialty stores focusing on home improvement and energy efficiency products are experiencing growth as consumers seek expert guidance and high-quality products. These stores provide a curated selection of energy efficient windows, often featuring knowledgeable staff who can assist customers in selecting the most suitable options for their needs. The personalized shopping experience offered by specialty stores can significantly influence consumer decisions, leading to increased sales in this segment. As awareness of energy efficiency grows, specialty stores are expected to play a crucial role in educating consumers about the benefits of energy efficient windows, fostering a positive impact on the market.

Online Retail:

The online retail channel is becoming increasingly important in the energy efficient windows market, driven by the convenience and accessibility it offers to consumers. As more people turn to online shopping for home improvement products, e-commerce platforms have emerged as a vital distribution channel for energy efficient windows. Online retail provides consumers with a broader selection of products and the ability to compare prices and features easily. Furthermore, manufacturers are leveraging online marketing strategies to reach a wider audience and educate consumers about energy efficiency benefits. As internet penetration and e-commerce continue to grow, the online retail channel is expected to become a significant contributor to the overall sales of energy efficient windows.

By Region

In North America, the energy efficient windows market is projected to experience robust growth, primarily driven by stringent energy codes and standards being enforced across the region. The demand for energy efficient solutions is being fueled by rising energy costs and a growing emphasis on reducing carbon footprints. The market in North America was valued at approximately USD 18 billion in 2023 and is expected to grow at a CAGR of 8.5% during the forecast period. This region is particularly focused on residential applications, as homeowners increasingly prioritize energy efficiency upgrades in their properties. The integration of smart technologies in window solutions is also set to enhance market growth as consumers seek modern, energy-efficient products.

Europe is also witnessing significant growth in the energy efficient windows market, with an increasing number of countries implementing strict regulations aimed at improving energy efficiency in buildings. The European market was valued at around USD 15 billion in 2023, with expectations for continued growth driven by both residential and commercial applications. The European Union's energy efficiency policies have fostered innovation in window technologies, resulting in the introduction of advanced glazing and frame materials. As the focus on sustainability and energy performance intensifies, the demand for energy efficient windows in Europe is anticipated to remain strong, contributing to overall market expansion.

Opportunities

The energy efficient windows market is poised for various opportunities as global awareness of climate change and the need for sustainable solutions heightens. One significant opportunity lies in the expansion of retrofit projects, where older buildings are upgraded with energy efficient windows to improve performance. Governments across many regions are offering incentives and rebates to encourage homeowners and businesses to invest in such upgrades, creating a favorable environment for market growth. Additionally, the rising trend of smart homes presents an opportunity for integrating advanced window technologies, including automated shading systems and smart coatings, that adapt to changing environmental conditions. The convergence of technology and energy efficiency can lead to innovative products that meet evolving consumer demands, thus expanding the market further.

Furthermore, emerging markets in Asia Pacific and Latin America represent a significant opportunity for the energy efficient windows industry. As urbanization continues to accelerate in these regions, there is a growing demand for modern building solutions that enhance energy efficiency. The increasing awareness of environmental impact and energy conservation measures are prompting more consumers and builders to consider energy efficient products as essential components of new constructions. Additionally, as these regions develop their infrastructure, there is an opportunity for manufacturers to introduce advanced energy efficient technologies, catering to the unique needs of local markets. The combination of urban development and a rising middle class seeking energy saving solutions will provide a substantial opportunity for growth in the energy efficient windows sector.

Threats

While the energy efficient windows market is experiencing robust growth, several threats could hinder its expansion. One primary threat is the fluctuating prices of raw materials used in manufacturing window products. Increases in the costs of glass, frame materials, and insulating gases can directly affect pricing and, consequently, consumer demand. If manufacturers are unable to manage these costs effectively, it could lead to higher retail prices for energy efficient windows, making them less accessible to potential customers. Additionally, economic uncertainties, such as recession fears or changes in government policies regarding energy efficiency, could adversely impact consumer confidence and investment in energy efficient upgrades, placing additional pressure on the market.

Moreover, competition in the energy efficient windows market is intensifying as new entrants and established players strive to capture market share. This heightened competition can lead to price wars, which may reduce profit margins for manufacturers and compromise product quality. As more companies enter the market, establishing brand loyalty and differentiating product offerings becomes increasingly challenging. Companies must invest in research and development to stay ahead of industry trends and consumer preferences, which can strain resources and impact profitability. The combination of raw material price volatility and intense competition poses significant threats to the long-term sustainability of the energy efficient windows market.

Competitor Outlook

• Andersen Corporation
• Pella Corporation
• Milgard Windows and Doors
• Marvin Windows and Doors
• Jeld-Wen Holding, Inc.
• Simonton Windows
• PGT Innovations
• Gerkin Windows & Doors
• Alside Windows
• Harvey Building Products
• Graham Architectural Products
• Soft-Lite Windows
• Milgard Manufacturing, Inc.
• Weather Shield Manufacturing, Inc.
• Champion Windows

The competitive landscape of the energy efficient windows market is characterized by a mix of established players and new entrants striving to innovate and capture market share. Leading companies are increasingly focusing on research and development to create advanced window solutions that meet energy efficiency standards and consumer demands. The emphasis on sustainability is shaping product offerings, with many manufacturers investing in eco-friendly materials and production processes. Additionally, collaboration with architects and builders is becoming common, as these partnerships enable companies to tailor products to specific project requirements and enhance market penetration. Overall, the market's competitive dynamics are driven by innovation, product differentiation, and strategic marketing efforts aimed at building brand loyalty.

Among the major players, Andersen Corporation stands out for its longstanding reputation for quality and innovation in the window manufacturing industry. With a commitment to sustainability, Andersen offers a range of energy efficient windows that incorporate advanced technologies such as Low-E coatings and argon gas fills. The company's robust distribution network and strong brand recognition give it a competitive edge in both residential and commercial sectors. Additionally, Andersen's focus on customer service and tailored solutions has positioned it as a trusted choice among consumers seeking energy efficient window options.

Pella Corporation is another key player in the energy efficient windows market, known for its diverse product offerings and commitment to energy performance. The company has pioneered several energy efficient technologies, such as triple-pane glazing and insulated frame materials, that enhance thermal efficiency and reduce energy costs. Pella's ability to adapt to consumer preferences and trends, along with its focus on sustainable practices, has allowed it to maintain a strong presence in the market. The company's extensive portfolio targets a wide range of applications, from residential to commercial, ensuring it captures a diverse customer base.

Jeld-Wen Holding, Inc. is also a prominent competitor, recognized for its innovative approach to window manufacturing. The company is dedicated to developing energy efficient products that meet stringent building codes while offering aesthetic appeal. Jeld-Wen emphasizes customization and provides various options for frame materials and finishes, catering to the evolving needs of consumers. By leveraging technology and sustainability initiatives, Jeld-Wen has positioned itself as a forward-thinking player in the energy efficient windows market, continually striving to enhance its product offerings and expand its market share.

• 1 Appendix

  • 1.1 List of Tables
  • 1.2 List of Figures

• 2 Introduction

  • 2.1 Market Definition
  • 2.2 Scope of the Report
  • 2.3 Study Assumptions
  • 2.4 Base Currency & Forecast Periods

• 3 Market Dynamics

  • 3.1 Market Growth Factors
  • 3.2 Economic & Global Events
  • 3.3 Innovation Trends
  • 3.4 Supply Chain Analysis

• 4 Consumer Behavior

  • 4.1 Market Trends
  • 4.2 Pricing Analysis
  • 4.3 Buyer Insights

• 5 Key Player Profiles

  • 5.1 Alside Windows
    • 5.1.1 Business Overview
    • 5.1.2 Products & Services
    • 5.1.3 Financials
    • 5.1.4 Recent Developments
    • 5.1.5 SWOT Analysis
  • 5.2 PGT Innovations
    • 5.2.1 Business Overview
    • 5.2.2 Products & Services
    • 5.2.3 Financials
    • 5.2.4 Recent Developments
    • 5.2.5 SWOT Analysis
  • 5.3 Champion Windows
    • 5.3.1 Business Overview
    • 5.3.2 Products & Services
    • 5.3.3 Financials
    • 5.3.4 Recent Developments
    • 5.3.5 SWOT Analysis
  • 5.4 Simonton Windows
    • 5.4.1 Business Overview
    • 5.4.2 Products & Services
    • 5.4.3 Financials
    • 5.4.4 Recent Developments
    • 5.4.5 SWOT Analysis
  • 5.5 Pella Corporation
    • 5.5.1 Business Overview
    • 5.5.2 Products & Services
    • 5.5.3 Financials
    • 5.5.4 Recent Developments
    • 5.5.5 SWOT Analysis
  • 5.6 Soft-Lite Windows
    • 5.6.1 Business Overview
    • 5.6.2 Products & Services
    • 5.6.3 Financials
    • 5.6.4 Recent Developments
    • 5.6.5 SWOT Analysis
  • 5.7 ersen Corporation
    • 5.7.1 Business Overview
    • 5.7.2 Products & Services
    • 5.7.3 Financials
    • 5.7.4 Recent Developments
    • 5.7.5 SWOT Analysis
  • 5.8 Gerkin Windows & Doors
    • 5.8.1 Business Overview
    • 5.8.2 Products & Services
    • 5.8.3 Financials
    • 5.8.4 Recent Developments
    • 5.8.5 SWOT Analysis
  • 5.9 Jeld-Wen Holding, Inc.
    • 5.9.1 Business Overview
    • 5.9.2 Products & Services
    • 5.9.3 Financials
    • 5.9.4 Recent Developments
    • 5.9.5 SWOT Analysis
  • 5.10 Harvey Building Products
    • 5.10.1 Business Overview
    • 5.10.2 Products & Services
    • 5.10.3 Financials
    • 5.10.4 Recent Developments
    • 5.10.5 SWOT Analysis
  • 5.11 Marvin Windows and Doors
    • 5.11.1 Business Overview
    • 5.11.2 Products & Services
    • 5.11.3 Financials
    • 5.11.4 Recent Developments
    • 5.11.5 SWOT Analysis
  • 5.12 Milgard Windows and Doors
    • 5.12.1 Business Overview
    • 5.12.2 Products & Services
    • 5.12.3 Financials
    • 5.12.4 Recent Developments
    • 5.12.5 SWOT Analysis
  • 5.13 Milgard Manufacturing, Inc.
    • 5.13.1 Business Overview
    • 5.13.2 Products & Services
    • 5.13.3 Financials
    • 5.13.4 Recent Developments
    • 5.13.5 SWOT Analysis
  • 5.14 Graham Architectural Products
    • 5.14.1 Business Overview
    • 5.14.2 Products & Services
    • 5.14.3 Financials
    • 5.14.4 Recent Developments
    • 5.14.5 SWOT Analysis
  • 5.15 Weather Shield Manufacturing, Inc.
    • 5.15.1 Business Overview
    • 5.15.2 Products & Services
    • 5.15.3 Financials
    • 5.15.4 Recent Developments
    • 5.15.5 SWOT Analysis

• 6 Market Segmentation

  • 6.1 Energy Efficient Windows Market, By Application
    • 6.1.1 Residential
    • 6.1.2 Commercial
    • 6.1.3 Industrial
  • 6.2 Energy Efficient Windows Market, By Glazing Type
    • 6.2.1 Single Pane
    • 6.2.2 Double Pane
    • 6.2.3 Triple Pane
    • 6.2.4 Low-E Coating
    • 6.2.5 Gas Filled
  • 6.3 Energy Efficient Windows Market, By Sales Channel
    • 6.3.1 Direct Sales
    • 6.3.2 Distributors
    • 6.3.3 Specialty Stores
    • 6.3.4 Online Retail
  • 6.4 Energy Efficient Windows Market, By Frame Material
    • 6.4.1 Vinyl
    • 6.4.2 Wood
    • 6.4.3 Fiberglass
    • 6.4.4 Aluminum
    • 6.4.5 Composite

• 7 Competitive Analysis

  • 7.1 Key Player Comparison
  • 7.2 Market Share Analysis
  • 7.3 Investment Trends
  • 7.4 SWOT Analysis

• 8 Research Methodology

  • 8.1 Analysis Design
  • 8.2 Research Phases
  • 8.3 Study Timeline

• 9 Future Market Outlook

  • 9.1 Growth Forecast
  • 9.2 Market Evolution

• 10 Geographical Overview

  • 10.1 Europe - Market Analysis
    • 10.1.1 By Country
      • 10.1.1.1 UK
      • 10.1.1.2 France
      • 10.1.1.3 Germany
      • 10.1.1.4 Spain
      • 10.1.1.5 Italy
  • 10.2 Asia Pacific - Market Analysis
    • 10.2.1 By Country
      • 10.2.1.1 India
      • 10.2.1.2 China
      • 10.2.1.3 Japan
      • 10.2.1.4 South Korea
  • 10.3 Latin America - Market Analysis
    • 10.3.1 By Country
      • 10.3.1.1 Brazil
      • 10.3.1.2 Argentina
      • 10.3.1.3 Mexico
  • 10.4 North America - Market Analysis
    • 10.4.1 By Country
      • 10.4.1.1 USA
      • 10.4.1.2 Canada
  • 10.5 Middle East & Africa - Market Analysis
    • 10.5.1 By Country
      • 10.5.1.1 Middle East
      • 10.5.1.2 Africa
  • 10.6 Energy Efficient Windows Market by Region

• 11 Global Economic Factors

  • 11.1 Inflation Impact
  • 11.2 Trade Policies

• 12 Technology & Innovation

  • 12.1 Emerging Technologies
  • 12.2 AI & Digital Trends
  • 12.3 Patent Research

• 13 Investment & Market Growth

  • 13.1 Funding Trends
  • 13.2 Future Market Projections

• 14 Market Overview & Key Insights

  • 14.1 Executive Summary
  • 14.2 Key Trends
  • 14.3 Market Challenges
  • 14.4 Regulatory Landscape

Segments Analyzed in the Report

The global Energy Efficient Windows market is categorized based on

By Glazing Type

• Single Pane
• Double Pane
• Triple Pane
• Low-E Coating
• Gas Filled

By Frame Material

• Vinyl
• Wood
• Fiberglass
• Aluminum
• Composite

By Application

• Residential
• Commercial
• Industrial

By Sales Channel

• Direct Sales
• Distributors
• Specialty Stores
• Online Retail

By Region

• North America
• Europe
• Asia Pacific
• Latin America
• Middle East & Africa

Key Players

• ersen Corporation
• Pella Corporation
• Milgard Windows and Doors
• Marvin Windows and Doors
• Jeld-Wen Holding, Inc.
• Simonton Windows
• PGT Innovations
• Gerkin Windows & Doors
• Alside Windows
• Harvey Building Products
• Graham Architectural Products
• Soft-Lite Windows
• Milgard Manufacturing, Inc.
• Weather Shield Manufacturing, Inc.
• Champion Windows