A Leading, Global Mineral Wool Insulation Manufacturer

An Owens Corning brand with 85+ years of providing top-quality mineral wool insulation

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Why Thermafiber?

As a part of Owens Corning, Thermafiber’s mission is to improve life safety and fire protection with the highest quality mineral wool insulation for commercial, residential, and industrial applications.

An Owens Corning Company

Owens Corning is a leading global manufacturer of building materials and owns many brands, including Thermafiber. It is a trusted name and a Fortune 500 company for 59 years.

A Top Mineral Wool Insulation Manufacturer

Thermafiber products are trusted globally and help protect notable buildings, including the Petronas Towers in Malaysia and the Hearst Tower in New York, plus hundreds of offices, hospitals, and retail stores.

Focused on Sustainability

Mineral wool insulation is made with 70% recycled content, and Thermafiber mineral wool products contribute to sustainability, conservation, and green efforts, plus 13 LEED® credit categories.

Useful in a Wide Range of Applications

Thermafiber mineral wool has a wide range of uses. For commercial, residential, and industrial applications, Thermafiber mineral wool insulation is used for walls, pipes, ducts, furnaces, and more.

We Carry Top Thermafiber Products

Owens Corning Thermafiber FireSpan Board

FireSpan® 40 & 90

Fire protection in curtain wall and perimeter fire containment systems

Owens Corning Thermafiber Safing

Safing

For perimeter fire containment systems, floor and wall penetrations, construction joints, and other firestopping applications

Owens Corning Thermafiber RainBarrier

RainBarrier® Continuous Insulation

Continuous insulation for top performance in rainscreen and exterior cavity wall construction

Owens Corning Thermafiber SAFB Insulation

SAFB™ (Sound Attenuation Fire Blankets)

Providing sound control and fire protection in wall and floor-ceiling assemblies

Fire and Sound Mineral Wool

Fire and Sound Guard® Mineral Wool Insulation

Acoustic control and fire protection within interior walls, floors, and ceilings

Owens Corning Thermafiber Versaboard - Mineral Wool Board Insulation

VersaBoard® Multi-Purpose Insulation

Multi-purpose mineral wool insulation for parking garages, mechanical rooms, and more

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Mineral Wool Insulation for All of Your Needs

Thermafiber mineral wool insulation is used for a wide range of applications, including interior and exterior walls, pipes, ducts, cables, furnaces, kilns, sound enclosures, acoustical ceiling tile, asphalt mixes, brake shoes, office furniture, cements, and coatings. It resists fire and high temperatures, while providing sound control and conserving energy.

Thermafiber is a leading, global manufacturer of mineral wool insulation, offering an extensive line of mineral wool products for a wide range of needs.

Your Mineral Wool Insulation Provider

Thermafiber is a trusted one-stop shop for the highest quality mineral wool insulation, carrying products for commercial, industrial, and residential insulation needs. Thermafiber mineral wool is resistant to fire and extreme temperatures and also controls sound and conserves energy. Its broad range of products meets a variety of needs and applications.

Global, Leading Brand and Parent Company

Thermafiber is one of the leading global brands of mineral wool insulation and a part of one of the largest building products companies in the world, Owens Corning. As an Owens Corning brand, Thermafiber proves its trustworthiness and authority in mineral wool insulation even further.

Thermafiber Supplies Near You

No matter where you are located in the United States, Service Partners has a branch near you to help you get the Thermafiber supplies you need, when you need them. No matter the need or application, we can help you find and select the right Thermafiber mineral wool insulation for you. Contact your local branch today!

Thermafiber carries an extensive line of mineral wool insulation products, including FireSpan® 40 & 90, Safing, RainBarrier® Continuous Insulation, SAFB™ (Sound Attenuation Fire Blankets), and more.

FireSpan® 40 & 90

Thermafiber FireSpan mineral wool insulation is manufactured to maximize fire safety in commercial buildings by providing fire protection in curtain wall and perimeter fire containment systems. FireSpan 40 provides 2” or greater thickness and is available with a vapor retarding foil facing. FireSpan 90 provides 1” or greater thickness and is also available with a vapor retarding foil facing. They both provide thermal insulation, fire containment, enhanced acoustical performance, and vapor control.

Safing

Thermafiber Safing mineral wool insulation products provide fire protection within perimeter fire containment systems, floor and wall penetrations, construction joints, and other firestopping applications. These products are non-combustible, moisture-resistant, non-corrosive, non-deteriorating, mildew-resistant, and vermin-resistant. They provide thermal insulation, fire containment, and advanced acoustical performance. Formaldehyde-free is available.

RainBarrier® Continuous Insulation

Thermafiber RainBarrier Continuous Insulation products provide exceptional performance in rainscreen and exterior cavity wall construction applications. There is a full portfolio of CI products and a wide range of compressive strengths, providing solutions for many facade types and compatibility with various mechanical attachment methods and air barrier systems. All Thermafiber RainBarrier products are non-combustible, fire-resistant, vapor permeable, and easy to install and fabricate.

SAFB™ (Sound Attenuation Fire Blankets)

Thermafiber SAFB (Sound Attenuation Fire Blankets) are mineral wool insulation batts that are manufactured to provide sound control and fire protection within a variety of UL® fire-rated wall designs and floor-ceiling assemblies. It is available formaldehyde-free. It resists temperatures over 2000ºF and can be installed in both steel and wood framed construction. It is non-combustible, moisture-resistant, non-corrosive, non deteriorating, mildew-resistance, and vermin-resistant.

Fire and Sound Guard® Mineral Wool Insulation

Thermafiber Fire and Sound Guard Mineral Wool Insulation batts are designed to provide exceptional acoustic control and fire protection within interior walls, floors, and ceilings in both residential and light commercial applications. They are resistant to temperatures above 2000ºF, allowing extra time to exit in the event of a fire and are available for both wood and steel construction.

VersaBoard® Multi-Purpose Insulation

Thermafiber VersaBoard Multi-Purpose Insulation provides outstanding fire resistive characteristics in combination with enhanced acoustical performance, thermal insulation, and energy conservation. It is used for various commercial construction applications, including parking garage under decking, mechanical rooms, and more. These products are designed to repel moisture and can be an exposed interior surface.

The Service Partners Difference

Built for Contractors

Residential and commercial contractors trust our service and reliability

Get All Your Building Supplies

Choose from one of the largest selections of building products in the nation

National Distribution

We are the leading insulation distributor in the U.S., ready to serve with 75+ branches nationwide

Next Day Delivery and Service Available

Get the supplies you need to move your project forward on time

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