Mineral Wool Insulation

Thermafiber® RainBarrier® HD

Thermafiber RainBarrier HD is a high density board with a consistent 6.0 pcf density throughout the entire thickness of the product.

Thermafiber RainBarrier HD is a high density board with a consistent 6.0 pcf density throughout the entire thickness of the product.

Thermafiber RainBarrier HD is a high density board with a consistent 6.0 pcf density throughout the entire thickness of the product.

Specifications and Literature

More Than Insulation. We Offer Solutions

Enclosure Solutions for Walls, Foundations and Roofs

Owens Corning® Enclosure Solutions deliver a range of options for commercial walls, roofs and below-grade foundations - all with customizable components to fit your project, and all backed by the experts at Owens Corning.

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Product Features

Fire Resistance

Energy Conservation

Thermal Comfort

Moisture Management

Technical Information

Standards, Codes Compliance
ASTM C 665 Non-corrosive
ASTM C 795 Pass
ASTM C 612 RainBarrier® HD Type IA, IB, II, III, IVA
ASTM E 136 Rated Non-combustible per NFPA Standard 220
CAN/ULC S114 Complies
ASTM E 96 Unfaced, 50 Perms as tested
ASTM E 84 Flame Spread 0, Smoke Developed 0
CAN/ULC S 102 Flame Spread 0, Smoke Developed 5
ASTM C 1104 Absorbs 0.03% by volume
ASTM C 356 Linear Shrinkage <2% 1200º F (650º C)

Applications

Exterior Continuous Insulation

Concrete Masonry Unit

eBooks and Guides

Division 7 eBook

The Division 7 Thermal & Moisture Protection eBook is an easy-to-use tool that provides quick access to valuable Division 7 materials including product data sheets, 3-part system specifications, ICC-ES Code Reports and more.

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Even though we’re a global company, we’re always ready to answer your questions. Call to speak with an Owens Corning representative so you can start your project right away.

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