Mineral Wool Insulation

Thermafiber® RainBarrier® 45

Thermafiber RainBarrier 45 is designed for exceptional performance in rain screen and cavity wall construction applications. Thermafiber RainBarrier 45 provides thermal insulation,fire containment,and acoustical control while efficiently draining water from a wall cavity system

Thermafiber® RainBarrier® 45 Data Sheet PDF | 373 KB

Thermafiber RainBarrier 45 is designed for exceptional performance in rain screen and cavity wall construction applications. Thermafiber RainBarrier 45 provides thermal insulation,fire containment,and acoustical control while efficiently draining water from a wall cavity system

Thermafiber® RainBarrier® 45 Data Sheet PDF?V=1502769651000 | 373 KB

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

Thermafiber RainBarrier 45 efficiently drains water from a wall cavity system.

Technical Information

Standards, Codes Compliance
ASTM C 665Non-corrosive, Type I (unfaced material)
ASTM C 795Pass
ASTM C 612RainBarrier® 45 Type IA, IB, IVA
ASTM E 136Rated Non-combustible per NFPA Standard 220
CAN/ULC S114Complies
ASTM E 96Unfaced, 50 Perms as tested
ASTM E 84Flame Spread 0, Smoke Developed 0
CAN/ULC S 102Flame Spread 0, Smoke Developed 5
ASTM C 1104Absorbs 0.03% by volume
ASTM C 356Linear 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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