The Global Glass Fibre Felt Market was valued at USD 1.87 Billion in 2024 and is projected to reach USD 3.25 Billion by 2032, growing at a Compound Annual Growth Rate (CAGR) of 6.3% during the forecast period (2024–2032). This robust growth is being driven by accelerating demand for energy-efficient building materials, the expansion of construction activities in emerging economies, and the increasing adoption of lightweight composites in automotive and industrial applications.

As industries worldwide prioritize sustainability, thermal efficiency, and fire safety, glass fibre felt has emerged as a critical material solution. In this blog, we profile the Top 10 Companies in the Glass Fibre Felt Industry—a diverse group of global manufacturers, regional leaders, and technology innovators shaping the future of insulation and composite materials.

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🔟 1. Owens Corning

Headquarters: Toledo, Ohio, USA
Key Offering: Complete range of glass fibre felts for thermal and acoustic insulation

Owens Corning is a global leader in insulation, roofing, and fiberglass composites, holding a dominant 22% revenue share in the glass fibre felt market. The company’s extensive product portfolio serves commercial and residential construction, industrial, and transportation sectors worldwide. Owens Corning has recently invested over $150 million in expanding its production capacity to meet growing global demand.

Sustainability Initiatives:

• Target of achieving carbon neutrality in operations by 2030

• Development of proprietary bio-based binder technologies

• Comprehensive product recycling programs across North America and Europe

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9️⃣ 2. Saint-Gobain Vetrotex

Headquarters: Paris, France
Key Offering: High-performance glass fibre felts for industrial and construction applications

Saint-Gobain Vetrotex, a division of the global materials giant Saint-Gobain, specializes in advanced glass fibre solutions. The company operates production facilities across Europe, Asia, and the Americas, serving demanding applications in high-temperature insulation, automotive, and wind energy sectors. Their recent innovations include fire-resistant felts that meet stringent European safety standards.

Sustainability Initiatives:

• Commitment to reducing carbon emissions by 33% by 2030

• Development of low-formaldehyde and formaldehyde-free binder systems

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8️⃣ 3. China Jushi Co., Ltd.

Headquarters: Tongxiang, Zhejiang, China
Key Offering: Cost-competitive glass fibre felts for mass-market applications

China Jushi is one of the world’s largest glass fibre producers, with an annual capacity exceeding 2 million tons. The company dominates the Asia-Pacific market, accounting for approximately 20% of regional glass fibre felt sales. Their strategic focus on scale and efficiency enables competitive pricing while maintaining consistent quality across their product range.

Sustainability Initiatives:

• Investment in energy-efficient manufacturing technologies

• Expansion of recycling capabilities for production waste

• Development of eco-friendly products for green building certifications

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7️⃣ 4. Johns Manville

Headquarters: Denver, Colorado, USA
Key Offering: Specialized glass fibre felts for HVAC, industrial, and commercial applications

A Berkshire Hathaway company, Johns Manville has been a leading manufacturer of insulation and building products for over 160 years. The company’s glass fibre felt products are renowned for their consistency and performance in demanding environments. Johns Manville operates multiple manufacturing facilities across North America and Europe, with a strong focus on technical innovation and customer-specific solutions.

Sustainability Initiatives:

• Zero-waste-to-landfill achievements at multiple manufacturing sites

• Development of products with high recycled content

• Energy efficiency improvements reducing manufacturing carbon footprint

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6️⃣ 5. Taishan Fiberglass Inc.

Headquarters: Tai’an, Shandong, China
Key Offering: Comprehensive range of glass fibre felts for construction and industrial use

As a subsidiary of China National Building Material Group, Taishan Fiberglass is a major global player with significant production capacity and technical expertise. The company exports to over 80 countries and has established a strong reputation for quality and reliability. Their product range includes specialized felts for roofing, wall insulation, and industrial high-temperature applications.

Sustainability Initiatives:

• Implementation of advanced pollution control systems

• Research into bio-degradable sizing formulations

• Water recycling and conservation programs at manufacturing facilities

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5️⃣ 6. Nippon Electric Glass Co., Ltd.

Headquarters: Otsu, Shiga, Japan
Key Offering: High-technology glass fibre felts for electronics and specialty applications

Nippon Electric Glass (NEG) brings sophisticated glass technology to the fibre felt market, particularly serving demanding applications in electronics, aerospace, and specialty industrial sectors. The company’s expertise in glass composition and fiber engineering enables unique product properties, including enhanced thermal stability and electrical insulation characteristics.

Sustainability Initiatives:

• Development of lead-free and heavy-metal-free glass formulations

• Energy reduction programs across global operations

• Collaboration with customers on sustainable product design

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4️⃣ 7. AGY Holding Corp.

Headquarters: Aiken, South Carolina, USA
Key Offering: High-strength glass fibre felts for advanced composite applications

AGY specializes in high-performance glass fibres, particularly S-2 Glass® products that offer superior mechanical properties compared to standard E-glass. The company serves defense, aerospace, ballistic protection, and high-performance automotive markets where weight reduction and strength are critical. Their technical expertise positions them as a premium supplier in specialized market segments.

Sustainability Initiatives:

• Development of recyclable high-performance composites

• Process optimization to reduce energy consumption

• Waste reduction programs in manufacturing operations

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3️⃣ 8. FINAL ADVANCED MATERIALS S.A.S.

Headquarters: Mérignac, France
Key Offering: Specialized high-temperature glass fibre felts for industrial applications

FINAL ADVANCED MATERIALS focuses on technical textiles and high-temperature insulation solutions, with glass fibre felts designed for demanding industrial environments. The company serves furnace manufacturers, foundries, and high-temperature processing industries across Europe and North America, with products capable of withstanding temperatures up to 1000°C.

Sustainability Initiatives:

• Development of longer-lasting insulation products to reduce replacement frequency

• Energy efficiency focus in high-temperature industrial applications

• Recycling programs for industrial insulation materials

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2️⃣ 9. Insul.Tecno Group

Headquarters: Casazza, Bergamo, Italy
Key Offering: Custom-engineered glass fibre felts for specific industrial applications

Insul.Tecno Group specializes in customized insulation solutions, with a strong focus on technical glass fibre felts for industrial equipment, automotive, and appliance applications. The company’s engineering approach allows for product customization to meet specific thermal, acoustic, and mechanical requirements, serving OEM customers across multiple industries.

Sustainability Initiatives:

• Development of thin, high-performance felts to reduce material usage

• Custom solutions that improve energy efficiency in customer applications

• Local production in Europe to reduce transportation emissions

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1️⃣ 10. GAF Materials Corporation

Headquarters: Parsippany, New Jersey, USA
Key Offering: Glass fibre felts for roofing and building envelope applications

As North America’s largest roofing manufacturer, GAF brings extensive building materials expertise to the glass fibre felt market. The company’s felts are primarily used in roofing membranes and building wraps, where dimensional stability, tear resistance, and weatherproofing properties are critical. GAF’s strong distribution network and brand recognition provide significant market access.

Sustainability Initiatives:

• Development of cool roofing systems that reduce urban heat island effect

• Roof recycling programs that incorporate glass fibre felt materials

• Energy Star® certified roofing products featuring glass fibre substrates

Download FREE Sample Report:
Glass Fibre Felt Market – View in Detailed Research Report

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🌍 Outlook: The Future of Glass Fibre Felt Is Sustainable and High-Performance

The glass fibre felt market is undergoing a significant transformation as sustainability requirements and performance expectations continue to rise. While traditional applications still dominate volume, the industry is investing heavily in eco-friendly formulations, advanced manufacturing technologies, and specialized products for emerging applications.

📈 Key Trends Shaping the Market:

• Rapid adoption of bio-based binders to replace formaldehyde-based systems

• Increasing use of recycled glass content in felt manufacturing

• Growing demand for high-temperature felts in renewable energy applications

• Expansion of lightweight felts for electric vehicle battery insulation

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Glass Fibre Felt Market – View in Detailed Research Report

The companies profiled above are not only supplying essential materials for modern construction and industry—they’re driving the innovation and sustainability that will define the future of thermal and acoustic insulation solutions.