Mineral Wool Insulation

Thermafiber® RainBarrier® Semi-Rigid Insulation Portfolio

Thermafiber® RainBarrier® 45 and HD mineral wool insulation are designed to fit between cladding attachment elements, such as masonry ties, girts, and clip & rail systems. These products form around most attachment elements without the need for cutting or notching.

Thermafiber RainBarrier Continuous Insulation Guide PDF | 2.99 MB

Thermafiber® RainBarrier® 45 and HD mineral wool insulation are designed to fit between cladding attachment elements, such as masonry ties, girts, and clip & rail systems. These products form around most attachment elements without the need for cutting or notching.

Thermafiber RainBarrier Continuous Insulation Guide PDF?V=1557935282000 | 2.99 MB

Specifications and Literature

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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

Thermafiber® RainBarrier® 45 Physical Properties

Property

Test MethodValue
Corrosion of Steel, Aluminum, and CopperASTM C665Pass
Stress Corrosion - Austenitic SteelASTM C795Pass
Non-CombustibilityASTM E136Non-combustible as defined per NFPA 220
Non-CombustibilityCAN/ULC S114Complies
Water Vapor PermeanceASTM E96Unfaced, 50 perm as tested
Surface Burning CharacteristicsASTM E84Flame Spread 0, Smoke Developed 0
Surface Burning CharacteristicsCAN/ULC S102Flame Spread 0, Smoke Developed 5
Water Vapor SorptionASTM C1104Absorbs 0.03% by volume
Linear ShrinkageASTM C356<2% 1200oF (650oC)
Fungi ResistanceASTM C1338Complies

 

Thermafiber® RainBarrier® HD Physical Properties

Property

Test MethodValue
Corrosion of Steel, Aluminum, and CopperASTM C665Pass
Stress Corrosion - Austenitic SteelASTM C795Pass
Non-CombustibilityASTM E136Non-combustible as defined per NFPA 220
Non-Combustibility CAN/ULC S114Complies
Water Vapor PermeanceASTM E96Unfaced, 50 perm as tested 
Surface Burning Characteristics ASTM E84Flame Spread 0, Smoke Developed 0
Surface Burning CharacteristicsCAN/ULC S102Flame Spread 0, Smoke Developed 5
Water Vapor SorptionASTM C1104Absorbs 0.03% by volume
Linear ShrinkageASTM C356<2% @1200oF (650oC)
Fungi ResistanceASTM C1338Complies

 

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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