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1336 Backer Rods - Insulation Energy Efficiency - Air Vapor Barrier Vapor Retarders
 
1336 Backer Rods - Insulation Energy Efficiency - Air Vapor Barrier Vapor Retarders -

Image Text: Caulking > backer rod > polyethylene foam backer rods are used in conjunction with caulking to seal gaps that are too large to be sealed with caulking alone

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INSULATION

The Basics, Air/Vapor Barriers (Vapor Retarders), Venting Roofs, Venting Living Spaces, Attics, Flat and Cathedral Roofs, Walls Above Grade, Basements and Crawlspaces, Floors over Unheated Areas, Ventilation Systems

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