The Global Glass Mineral Wool Market was valued at USD 12.45 Billion in 2024 and is projected to reach USD 17.83 Billion by 2032, growing at a Compound Annual Growth Rate (CAGR) of 4.6% during the forecast period (2025-2032). This growth is driven by increasing energy efficiency regulations, growing construction activities in developing nations, and rising demand for fire-resistant building materials.

As the world shifts toward sustainable construction practices, glass mineral wool has emerged as a critical solution for thermal and acoustic insulation in buildings and industrial applications. In this report, we analyze the Top 10 Companies in the Glass Mineral Wool Market—a selection of global manufacturers and innovators pioneering next-generation insulation solutions.

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🔟 10. Uralita Group

Headquarters: Madrid, Spain
Key Offering: High-density insulation boards, acoustic ceiling panels

Uralita Group specializes in advanced glass mineral wool products with superior fire resistance properties. Their R&D focuses on improving thermal performance while reducing material thickness, making their solutions ideal for space-constrained applications.

Sustainability Initiatives:

• 60% recycled glass content in production
• Zero-waste manufacturing processes
• Energy-efficient insulation solutions for LEED-certified buildings

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9️⃣ 9. USG Corporation

Headquarters: Chicago, Illinois, USA
Key Offering: Ceiling systems, fireproofing solutions

USG Corporation provides high-performance glass mineral wool products primarily for commercial construction. Their proprietary fiber technology delivers superior sound absorption and thermal insulation properties.

Sustainability Initiatives:

• 30% reduction in manufacturing energy use since 2015
• Closed-loop water systems in production facilities

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8️⃣ 8. Özocam

Headquarters: Istanbul, Turkey
Key Offering: Industrial insulation, HVAC solutions

Özocam has established itself as a regional leader in the Middle East, offering specialized glass mineral wool products for extreme temperature conditions and chemical-resistant applications.

Sustainability Initiatives:

• Local sourcing of raw materials
• Waste heat recovery systems in manufacturing

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7️⃣ 7. Paroc Group Oy

Headquarters: Helsinki, Finland
Key Offering: Technical insulation, marine applications

Paroc leverages its stone wool expertise to create premium glass mineral wool solutions, particularly for offshore oil rigs and industrial facilities requiring high-temperature resistance up to 700°C.

Sustainability Initiatives:

• Carbon-neutral production roadmap
• 100% recyclable products

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6️⃣ 6. Johns Manville

Headquarters: Denver, Colorado, USA
Key Offering: Building envelope systems, industrial insulation

As a Berkshire Hathaway company, Johns Manville operates one of North America’s largest glass mineral wool production networks with patented fiber technologies that enhance thermal performance.

Sustainability Initiatives:

• Zero-landfill manufacturing facilities
• Advanced emissions control systems

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5️⃣ 5. Knauf Insulation

Headquarters: Shelbyville, Indiana, USA
Key Offering: Residential insulation, industrial solutions

Knauf Insulation leads in sustainable glass mineral wool production with its ECOSE® Technology, which eliminates formaldehyde and uses bio-based binders for improved environmental performance.

Sustainability Initiatives:

• Up to 80% recycled glass content
• 30% reduction in embodied carbon products
• Global energy efficiency programs

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4️⃣ 4. Owens Corning

Headquarters: Toledo, Ohio, USA
Key Offering: PINK Fiberglas, industrial thermal solutions

Owens Corning operates 40+ manufacturing sites globally, producing high-performance glass mineral wool for residential, commercial and industrial applications with superior fire resistance ratings.

Sustainability Initiatives:

• 2030 target for carbon-neutral operations
• Advanced fiber technology reducing material usage

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3️⃣ 3. Rockwool International

Headquarters: Hedehusene, Denmark
Key Offering: Fire protection systems, technical insulation

While strong in stone wool, Rockwool has expanded its glass mineral wool portfolio with specialized products for industrial applications requiring extreme temperature resistance and chemical stability.

Sustainability Initiatives:

• 50% CO₂ reduction target by 2030
• Circular production processes
• Energy-efficient manufacturing

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2️⃣ 2. Saint-Gobain

Headquarters: Courbevoie, France
Key Offering: ISOVER insulation systems, building solutions

Saint-Gobain’s ISOVER division operates the world’s largest glass mineral wool production network with 65 plants globally, offering comprehensive solutions for all building and industrial applications.

Sustainability Initiatives:

• Carbon neutrality commitment by 2050
• World leader in glass recycling for mineral wool
• R&D centers focused on sustainable insulation

Read Full Report: Glass Mineral Wool Market – View in Detailed Research Report

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🌍 Market Outlook: Energy-Efficient Insulation for a Carbon-Neutral Future

The glass mineral wool industry is undergoing significant transformation as buildings and industrial facilities worldwide adopt stricter energy efficiency standards. With urban populations growing and energy costs rising, high-performance thermal insulation has become essential for sustainable development.

📈 Key Market Trends:

• Stricter building codes mandating higher insulation values
• Growing retrofitting activities in developed markets
• Increasing adoption in industrial thermal management
• Development of thinner, higher-performance products

Read Full Report: Glass Mineral Wool Market – View in Detailed Research Report

The companies profiled above are driving innovation in sustainable insulation solutions, helping shape a more energy-efficient built environment for future generations.