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North America Building Thermal Insulation Market Report Overview
The North America building thermal insulation market attained a value of USD 13.29 Billion in 2025 and is projected to expand at a CAGR of 4.80% through 2035. The market is further expected to achieve USD 21.24 Billion by 2035. Stringent building energy codes, rising awareness of greenhouse gas reduction, and sustained residential and commercial construction activity continue to support demand for thermal insulation products across roofing, flooring, and wall applications throughout the United States and Canada.
Key Market Trends and Insights
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The Glass Wool segment is forecasts to grow steadily through 2035 at a CAGR of 4.80%, remaining the dominant product given its established manufacturing base and cost-effective thermal performance.
- The Mineral Wool segment is forecasts to grow at the fastest pace, outperforming the market's 4.80% overall CAGR, as builders increasingly value its fire resistance alongside thermal efficiency.
- The United States is dominating regional momentum given its substantially larger construction base, with Canada positioned as a key growth driver against the market's 4.80% overall CAGR.
Market Size & Forecast
- Market Size in 2025: USD 13.29 Billion
- Projected Market Size in 2035: USD 21.24 Billion
- CAGR from 2026 to 2035: 4.80%
- Fastest-Growing Country Market: Canada
Stringent building energy codes continue to anchor steady demand across the North America building thermal insulation market, as jurisdictions increasingly mandate higher insulation performance standards to reduce building-sector energy consumption and greenhouse gas emissions. Manufacturers are also investing in formaldehyde-free and bio-based product formulations, reflecting the industry's ongoing pursuit of improved indoor air quality alongside core thermal performance.
The North America building thermal insulation market is witnessing further developments as established manufacturers expand domestic production capacity to meet sustained construction-sector demand. Johns Manville announced plans to build a new fiberglass insulation production line in Barrow County, Georgia, with construction beginning in early 2026 and full operation expected by mid-2027, adding more than 30 jobs at the site. In October 2025, Owens Corning celebrated the grand opening of its Foamular NGX rigid foam insulation plant in Russellville, Arkansas, a 150,000-square-foot facility that created more than 50 local jobs. This shift toward capacity expansion is concentrated among manufacturers with established domestic production footprints, while smaller specialists continue to compete on regional distribution relationships.
In addition, established manufacturers are increasingly pursuing sustainability milestones alongside capacity expansion, reflecting the industry's recognition that formaldehyde-free and low-emission product formulations are becoming a genuine competitive differentiator rather than a niche preference. Such sustainability-linked investment activity is reshaping competitive positioning across the wider North America building thermal insulation market as manufacturers with verified low-emission product lines increasingly differentiate themselves from competitors still transitioning away from formaldehyde-based formulations. In July 2025, Saint-Gobain's CertainTeed division reported that a circular economy programme recycling insulation fibre from its Kansas City facility into ceiling panel production in Michigan had saved more than 1.5 million pounds of material from landfills in its first full year.
Compound Annual Growth Rate
4.8%
Value in USD Billion
2026-2035
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| North America Building Thermal Insulation Market Report Summary | Description | Value |
| Base Year | USD Billion | 2025 |
| Historical Period | USD Billion | 2019-2025 |
| Forecast Period | USD Billion | 2026-2035 |
| Market Size 2025 | USD Billion | 13.29 |
| Market Size 2035 | USD Billion | 21.24 |
| CAGR 2019-2025 | Percentage | XX% |
| CAGR 2026-2035 | Percentage | 4.80% |
| CAGR 2026-2035 - Market by Region | Canada | 4.9% |
| CAGR 2026-2035 - Market by Application | Wall | 5.3% |
| CAGR 2026-2035 - Market by End Use | Commercial | 5.4% |
| Market Share by Country 2025 | USA | 91.7% |
Key Trends and Recent Developments
Knauf Insulation commissioned an additional blowing wool production line at its Shelbyville, Indiana facility, supporting the company's broader strategy to scale production capacity to serve residential and commercial customer demand. Companies can commission targeted capacity additions at existing facilities to expand output faster and at lower cost than building entirely new manufacturing sites.
Industry analysis found that an expected construction boom of approximately 1,000 new data centre facilities is fuelling demand for high-performance insulation solutions, driven by operators' need to lower operational costs and meet sustainability mandates. Companies can develop insulation products specifically engineered for data centre thermal management to capture growing demand from this rapidly expanding construction category overall.
Johns Manville began construction on a new fiberglass insulation production line in Barrow County, Georgia, expected to be fully operational by mid-2027 and adding more than 30 jobs at the site. Companies can expand domestic production capacity in established manufacturing regions to meet sustained construction-sector demand without the delays typically associated with entering entirely new geographic markets.
Knauf Insulation pursued a milestone of becoming 100 percent formaldehyde-free across its fiberglass insulation product line, positioning the achievement as an industry first for the category. Companies can pursue verifiable sustainability milestones ahead of competitors to establish early credibility with architects, builders, and increasingly sustainability-conscious commercial customers.
Established Manufacturers Expand Domestic Production Capacity
Established manufacturers continue to expand domestic production capacity to meet sustained construction-sector demand. In February 2026, one leading manufacturer began construction on a new fiberglass insulation production line in Georgia, expected to be fully operational by mid-2027 across the north america building thermal insulation market, adding more than 30 jobs at the expanded site. Such capacity expansion reflects manufacturers' recognition that sustained residential and commercial construction activity requires proactive investment in domestic production capability well ahead of anticipated demand growth.
Manufacturers Commission Targeted Capacity Additions at Existing Facilities
Manufacturers continue to commission targeted capacity additions at existing production facilities rather than pursuing entirely new manufacturing sites. In June 2026 Knauf Insulation commissioned an additional blowing wool production line at its Indiana facility, supporting broader efforts to scale output for residential and commercial customers. Such targeted expansion reflects manufacturers' recognition that adding capacity at proven, existing facilities typically delivers faster payback than greenfield manufacturing investment.
Manufacturers Pursue Formaldehyde-Free Product Milestones
Manufacturers continue to pursue formaldehyde-free product formulation milestones as indoor air quality considerations increasingly influence building material selection. In December 2025, Knauf Insulation pursued a milestone of becoming fully formaldehyde-free across its fiberglass insulation product line, positioning the achievement as an industry first. Such sustainability milestone activity reflects manufacturers' recognition that formaldehyde-free formulations are increasingly expected by architects and builders rather than treated as a premium, optional feature.
Data Centre Construction Boom Continues Driving Specialised Insulation Demand
The data centre construction boom continues driving demand for specialised, high-performance insulation solutions across North America. Industry analysis published in February 2026 found an expected construction wave of approximately 1,000 new data centre facilities fuelling demand for advanced thermal management materials. Such data-centre-driven demand growth reflects operators' recognition that energy-efficient insulation directly supports both operational cost reduction and increasingly stringent sustainability compliance requirements.
Diversified Materials Groups Apply Broader Chemical Research to Insulation Development
Diversified materials groups continue to apply chemical and polymer research developed across their broader industrial portfolios to increasingly sophisticated insulation product development. Established multi-segment materials producers continue to develop insulation formulations drawing on broader coatings, construction chemicals, and polymer research spanning multiple building material categories beyond insulation alone. Such cross-portfolio research investment gives diversified materials groups a technical foundation that narrower insulation-only specialists must build through more limited, application-specific development.
North America Building Thermal Insulation Industry Segmentation
This Expert Market Research's Report titled "North America Building Thermal Insulation Market Report and Forecast 2026-2035" offers a detailed analysis of the market based on the following segments:
Market Breakup by Product
- Glass Wool
- Mineral Wool
- PU Foam
- EPS
- XPS
- Cellulose
- Others
Key Insight: Glass Wool accounts for the largest share of the north america building thermal insulation market, reflecting its established manufacturing base and cost-effective thermal performance across residential and commercial applications. Mineral Wool is growing at the fastest pace as builders increasingly value its fire resistance alongside strong thermal efficiency, with Knauf Insulation's Q2 2026 Indiana capacity expansion illustrating continued investment in fibre-based insulation production. PU Foam, EPS, XPS, and Cellulose each continue to serve distinct performance and application requirements, with other products rounding out the remaining category.
Market Breakup by Application
- Roof
- Floor
- Wall
Key Insight: Wall applications account for the largest share of the north america building thermal insulation market, reflecting walls' substantial surface area and critical role in overall building envelope thermal performance. Reported in April 2026, the updated International Residential Code now requires thicker wall cavities and more extensive continuous exterior insulation in several climate zones, adding an estimated 1,500 to 4,000 dollars per home in material and installation cost. Roof applications continue to represent substantial demand given significant heat loss and gain through uninsulated or under-insulated roofing systems, while Floor applications serve distinct thermal bridging and comfort requirements across both residential and commercial construction.
Market Breakup by End Use
- Residential
- Commercial
Key Insight: Residential end use accounts for the largest share of the north america building thermal insulation market, reflecting the substantially larger volume of single-family and multi-family housing construction and renovation activity across the region. In February 2026, California's HEEHRA rebate programme for single-family home retrofits became fully reserved statewide, reflecting the scale of residential demand for insulation and efficiency upgrades. Commercial end use is growing at a fast pace as office, retail, and institutional building owners increasingly pursue energy efficiency upgrades to meet tightening commercial building energy codes. As confirmed in reporting from September 2026, the federal Section 179D energy-efficiency tax deduction no longer applies to commercial construction beginning after June 30, 2026, prompting building owners to accelerate qualifying retrofit and insulation projects.
Market Breakup by Region
- United States of America
- Canada
Key Insight: The United States of America accounts for the largest share of the north america building thermal insulation market, supported by its substantially larger construction sector and established building materials manufacturing base. Canada is emerging as a key growth market as the country's National Energy Code for Buildings continues to drive insulation upgrades across both new construction and renovation projects.
North America Building Thermal Insulation Market Share
By product, glass wool leads the market while mineral wool grows fastest given rising fire-resistance demand
Glass Wool continues to account for the largest share of the market, reflecting its established manufacturing base and cost-effective thermal performance across residential and commercial applications. Established glass wool supply relationships continue to anchor steady demand as builders maintain proven, widely available insulation specifications across successive construction projects.
Mineral Wool is growing at the fastest pace across the north america building thermal insulation market as builders increasingly value its fire resistance alongside strong thermal efficiency, particularly in commercial and multi-family construction subject to stricter fire-safety code requirements. In April 2026, the Naval Supply Systems Command issued a solicitation for mineral wool fire insulation boards, reflecting continued government-sector specification of the material.
By end use, residential leads the market while commercial grows fastest given tightening energy codes
Residential end use continues to account for the largest share of the market, as single-family and multi-family housing construction and renovation simply outweigh commercial activity by volume. Established residential supply relationships continue to anchor steady demand as homebuilders maintain proven insulation specifications across successive housing developments.
Commercial end use is growing at the fastest pace across the north america building thermal insulation market as office, retail, and institutional building owners increasingly pursue energy efficiency upgrades to meet tightening commercial building energy codes and corporate sustainability commitments. California's updated Energy Code took effect in January, 2026, tightening insulation and envelope performance standards for new commercial and non-residential buildings.
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Purchase the Regional Overview for USD 1099
If you choose to purchase the full report at a later stage, the amount already paid will be adjusted, and you will only need to pay the remaining balance.
Purchase the Regional Overview for USD 1099
If you choose to purchase the full report at a later stage, the amount already paid will be adjusted, and you will only need to pay the remaining balance.
Read more about this report - REQUEST FREE SAMPLE COPY IN PDF
North America Building Thermal Insulation Market Regional Analysis
The United States commands the largest share of the market through its substantially larger construction sector
The United States holds the largest share of the North America building thermal insulation market, anchored by a construction sector and building materials manufacturing base that dwarfs its northern neighbour. In early 2026, one major domestic manufacturer began construction on a new production line in Georgia, reinforcing the country's position as a hub for insulation manufacturing investment.
Canada, meanwhile, is on track to become a key growth market, with the country's National Energy Code for Buildings continuing to drive insulation upgrades across both new construction and renovation work. Continued manufacturer investment in formaldehyde-free and sustainability-focused product formulations throughout 2025 and 2026 underscored the region's broader shift toward environmentally conscious building material specification.
Competitive Landscape
The North American industry is moderately consolidated, with North America building thermal insulation market companies ranging from diversified global materials groups spanning multiple industrial categories to specialist insulation manufacturers competing across product, application, and end use segments. Established players operate across the full building thermal insulation value chain, from raw material processing and fibre or foam manufacturing through complete product distribution for residential and commercial construction customers.
Competitive dynamics among North America building thermal insulation players are increasingly shaped by the pace of domestic production capacity expansion, the scale of formaldehyde-free and low-emission product development, and the race to capture demand from emerging categories such as data centre construction. Manufacturers are investing in fire-resistant mineral wool production, sustainability-certified product lines, and targeted facility expansions to differentiate their offering and secure long-term builder and distributor relationships.
BASF SE
Founded in 1865 and headquartered in Ludwigshafen, Germany, BASF supplies polyurethane foam insulation systems as part of its broader portfolio spanning chemicals, industrial solutions, and agricultural products. The company serves North American construction customers requiring high-performance foam insulation alongside its vastly larger global chemical product range. BASF's diversified chemical research base differentiates its offering from narrower insulation-only specialists.
Saint-Gobain S.A.
Founded in 1665 and headquartered in Courbevoie, France, Saint-Gobain supplies glass wool and mineral wool insulation products through its CertainTeed brand alongside its broader portfolio spanning construction materials and industrial glass. The company serves North American residential and commercial builders requiring both fibre-based and specialty insulation products. Saint-Gobain's centuries-long materials manufacturing heritage differentiates its offering from newer market entrants.
Owens Corning
Founded in 1938 and headquartered in Toledo, Ohio, United States, Owens Corning supplies fibreglass and mineral wool insulation products alongside its broader portfolio spanning roofing and composite materials. The company serves residential and commercial builders across North America through an extensive established distribution network. Owens Corning's combined insulation and roofing portfolio differentiates its offering from competitors focused on insulation alone.
Johns Manville
Founded in 1858 and headquartered in Denver, Colorado, United States, Johns Manville supplies fibreglass insulation, roofing, and engineered products for residential and commercial construction customers. In early 2026, the company began construction on a new fibreglass insulation production line in Barrow County, Georgia, adding more than 30 jobs. Johns Manville's continued domestic capacity investment differentiates its offering from competitors relying more heavily on imported product.
Other key players in the North America building thermal insulation market include Huntsman International LLC, Knauf Insulation, Anco Products Incorporated, GAF Materials LLC, Atlas Roofing Corporation, Cellofoam North America Inc, and Roxul Inc., among others.
*Please note that this is only a partial list; the complete list of key players is available in the full report. Additionally, the list of key players can be customized to better suit your needs.*
Key Highlights of the North America Building Thermal Insulation Market Report
- Comprehensive evaluation of glass wool, mineral wool, and foam product adoption trends, including performance and cost trade-offs shaping buyer procurement.
- In-depth analysis of roof, floor, and wall application demand drivers shaping insulation adoption across residential and commercial construction projects.
- Detailed competitive benchmarking of diversified global materials groups and specialist insulation manufacturers, covering their portfolios, positioning, capabilities, and strategy.
- Country-level opportunity analysis covering the United States' established construction base alongside Canada's tightening building energy codes and evolving requirements.
- Strategic insights into domestic capacity expansion and formaldehyde-free product development, examining how leading manufacturers are reshaping competitive dynamics industry-wide.
Why Rely on Expert Market Research?
- Industry-focused analysts tracking evolving building energy code and construction material trends across North American regional markets.
- Research combining manufacturer strategies, regulatory developments, and end-use adoption trends shaping demand.
- Robust methodology integrating primary interviews with verified secondary intelligence.
- Actionable business recommendations supporting investment, expansion, and market entry decisions.
- Forward-looking insights identifying emerging formaldehyde-free and data centre-specific insulation innovations before mainstream adoption.
Call to Action
Unlock the latest insights with our North America building thermal insulation market trends 2026 report. Discover country-level growth patterns, product and application trends, and key industry players. Stay ahead of competition with trusted data and expert analysis. Download your free sample report today and drive informed decisions in the market.
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*While we strive to always give you current and accurate information, the numbers depicted on the website are indicative and may differ from the actual numbers in the main report. At Expert Market Research, we aim to bring you the latest insights and trends in the market. Using our analyses and forecasts, stakeholders can understand the market dynamics, navigate challenges, and capitalize on opportunities to make data-driven strategic decisions.*
Key Questions Answered in the Report
In 2025, the market reached an approximate value of USD 13.29 Billion.
The market is projected to grow at a CAGR of 4.80% between 2026 and 2035.
The market is estimated to witness a healthy growth in the forecast period of 2026-2035 to reach a value of around USD 21.24 Billion by 2035.
Expanding domestic production capacity to meet sustained construction demand, pursuing formaldehyde-free and low-emission product milestones ahead of competitors, and developing specialised insulation solutions for rapidly growing categories such as data centre construction.
The key trends aiding the market demand are the rising demand for building thermal insulation materials in walls, the growing adoption of green building practices, and advancements in insulation technologies.
The major regional markets include the United States of America and Canada.
The different applications include roof, floor, and wall.
The key players in the market are BASF SE, Saint-Gobain S.A., Huntsman International LLC, GAF Materials LLC, Knauf Insulation, Owens Corning, Anco Products Incorporated, Atlas Roofing Corporation, Cellofoam North America Inc, Johns Manville, and Roxul Inc., among others.
Manufacturers face volatile raw material and energy costs, ongoing skilled labour shortages affecting installation capacity, and the technical and cost challenges of transitioning established product lines to formaldehyde-free formulations.
Report Summary
Explore our key highlights of the report and gain a concise overview of key findings, trends, and actionable insights that will empower your strategic decisions.
| REPORT FEATURES | DETAILS |
| Base Year | 2025 |
| Historical Period | 2019-2025 |
| Forecast Period | 2026-2035 |
| Scope of the Report |
Historical and Forecast Trends, Industry Drivers and Constraints, Historical and Forecast Market Analysis by Segment:
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| Breakup by Product |
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| Breakup by Application |
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Breakup by End Use |
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| Breakup by Region |
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| Market Dynamics |
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| Competitive Landscape |
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| Companies Covered |
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