Top 10 Companies in the Thin Insulation Market (2025): Market Leaders Advancing Energy Efficiency in Building and Industry

In Business Insights
September 24, 2025

The Global Thin Insulation Market was valued at US$ 1637.5 million in 2022 and is projected to reach US$ 2035.6 million by 2030, growing at a Compound Annual Growth Rate (CAGR) of 3.2% during the forecast period (2022–2030). This growth is being driven by rising demand for energy-efficient buildings, urbanization in emerging markets, and the increasing adoption of sustainable insulation materials across construction, automotive, and industrial sectors.

As the construction and industrial sectors increasingly prioritize energy efficiency, space-saving solutions, and sustainable materials, the spotlight is on the key innovators who are driving compact, high-performance thermal management. In this blog, we profile the Top 10 Companies in the Thin Insulation Industry—a blend of materials giants, specialized manufacturers, and tech-driven firms shaping the future of global insulation.


🔟 1. Saint-Gobain (Celotex)

Headquarters: Courbevoie, France
Key Offering: Thin Insulation Boards, Foams, and Reflective Systems

Saint-Gobain, through its Celotex brand, stands as a global leader in building materials, delivering thin insulation solutions that excel in thermal performance for walls, roofs, and floors. Their products, such as PIR boards, offer superior insulation values in slim profiles, ideal for retrofitting where space is limited. The company’s R&D emphasizes fire resistance and moisture management for durability in diverse climates.

Sustainability Initiatives:

  • Development of low-carbon PIR foams using renewable feedstocks

  • Partnerships with architects for slim-profile insulation in modular construction

  • Commitment to carbon neutrality by 2050

Download FREE Sample Report: Thin Insulation Market – View in Detailed Research Report


9️⃣ 2. BASF SE

Headquarters: Ludwigshafen, Germany
Key Offering: Styrofoam-like Thin Foams, Vacuum Insulation Panels (VIPs)

BASF is a chemical powerhouse known for Neopor and Styrodur products that deliver high thermal resistance in compact forms. Widely used in building envelopes and refrigeration, these solutions minimize thickness while meeting energy codes through customized polymer formulations.

Sustainability Initiatives:

  • Expansion of bio-based foam production to reduce fossil fuel dependency

  • Collaboration with EU projects on zero-energy buildings


8️⃣ 3. Dow Inc. (formerly DowDuPont)

Headquarters: Midland, Michigan, USA
Key Offering: Polyurethane Foams, Thin-film Insulations

Dow offers spray foams and rigid panels with exceptional R-values per inch, essential for residential, commercial construction, and HVAC systems. Leveraging chemical engineering, their products withstand temperature extremes and mechanical stress.

Sustainability Initiatives:

  • Targets for 100% renewable energy in manufacturing by 2030

  • Development of recyclable polyurethane-based thin insulations


7️⃣ 4. Kingspan Insulation

Headquarters: Kingscourt, Ireland
Key Offering: Thin PIR Boards, Composite Insulation Panels

Kingspan’s Kooltherm phenolic boards provide leading thermal conductivity in ultra-thin formats for roofing, walling, and flooring. Focused on integrated systems, they simplify installation and reduce labor costs, with recycling of end-of-life panels supporting circular economy principles.

Sustainability Initiatives:

  • Achieving 10% recycled content in all products by 2025

  • Europe’s leading thin insulation plant for low-emission production

Download FREE Sample Report: Thin Insulation Market – View in Detailed Research Report


6️⃣ 5. Owens Corning

Headquarters: Toledo, Ohio, USA
Key Offering: FOAMGLAS Thin Boards, Fiberglass-based Slim Insulations

Owens Corning’s cellular glass and fiberglass solutions offer fire safety and moisture resistance in compact designs, valued in industrial and architectural applications for longevity and non-combustible properties. Tailored for automotive and pipe coatings, they meet specific thermal needs.

Sustainability Initiatives:

  • Certified thin insulation availability at key U.S. hubs

  • Net-zero emissions goal for all facilities by 2030


5️⃣ 6. Johns Manville

Headquarters: Denver, Colorado, USA
Key Offering: Micronal Phase-Change Materials in Thin Layers, Polyiso Boards

Johns Manville’s polyisocyanurate insulation enhances efficiency in low-slope roofs and integrates with membranes for heat barriers. In automotive, thin coatings protect against thermal degradation, with phase-change materials optimizing comfort in limited spaces.

Sustainability Initiatives:

  • Annual output exceeding 500,000 tons of sustainable insulation

  • Expansion to 1 million tons capacity by 2027


4️⃣ 7. ROCKWOOL Group

Headquarters: Hedehusene, Denmark
Key Offering: Stone Wool Thin Slabs, Fire-Resistant Foils

ROCKWOOL’s mineral wool thin insulations combine acoustic and thermal benefits for floors and ceilings, non-combustible and vapor permeable for green retrofits. Ethical sourcing ensures reliable supply for infrastructure projects.

Sustainability Initiatives:

  • Focus on basalt-based thin insulations for enhanced recyclability

  • Local R&D programs for region-specific thermal solutions


3️⃣ 8. XTRATHERM

Headquarters: Castleblayney, Ireland
Key Offering: Thin Rigid Polyiso Boards, Cavity Wall Insulations

XTRATHERM’s PIR and phenolic insulations achieve low lambda values in minimal thicknesses for cavity walls and roofs, complying with building regulations. Ease of installation speeds projects, supporting passive house standards.

Sustainability Initiatives:

  • Indigenous development of zero-ODP foams

  • Alliances with governments for scaled thin insulation adoption


2️⃣ 9. ACTIS Insulation LTD.

Headquarters: Littlehampton, United Kingdom
Key Offering: Multi-layer Thin Foils, Reflective Insulations

ACTIS’s foil-based insulations use reflective layers for efficiency without bulk, lightweight for hard-to-reach areas in buildings and packaging. Reducing embodied carbon, they suit affordable housing in emerging markets.

Sustainability Initiatives:

  • Production ramp-up to 300,000 square meters annually of eco-foils

  • Expansion of supply chains for global distribution


1️⃣ 10. Aspen Aerogels, Inc.

Headquarters: Northborough, Massachusetts, USA
Key Offering: Aerogel Blankets, Ultra-Thin Panels for High-Temp Applications

Aspen Aerogels leads with Pyrogel and Cryogel aerogels offering superior thermal protection in thin profiles for pipes, automotive, and subsea. Hydrophobic and extreme-temperature resistant, they support industrial decarbonization.

Sustainability Initiatives:

  • Comprehensive thin aerogel solutions for diverse industries

  • Collaborations with material recyclers and standards bodies

Read Full Report: Thin Insulation Market – View in Detailed Research Report


🌍 Outlook: The Future of Thin Insulation Is Smarter and More Sustainable

The thin insulation market is undergoing a dynamic shift. While traditional materials remain common, the sector is investing heavily in advanced compact solutions, enhancing performance through innovation and sustainability.

📈 Key Trends Shaping the Market:

  • Accelerated development of aerogels and phase-change materials in EU, US, and Asia

  • Regulatory mandates for energy-efficient insulation in new builds by 2030

  • Integration of IoT for monitoring insulation efficacy

  • Industry collaborations for recyclable and bio-based solutions

Read Full Report: Thin Insulation Market – View in Detailed Research Report

The companies listed above are not only insulating structures and products—they’re spearheading the green transition in energy efficiency.