Vapor Retarder
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Vapor Retarders for Basements and Crawlspaces
Do you need a vapor retarder on your basement wall? How about your basement floor?
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Building Codes Update Vapor Retarder Requirements
The code is more complicated than ever
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Vapor Retarders and Air Barriers in High-Performance Homes
Building envelope details to minimize air leakage for energy-efficient foundation, wall, and roof assemblies
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The BS* + Beer Show: Do I Need a Vapor Barrier?
This episode tackles one of the most commonly asked building science questions on GBA and beyond
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Smart Vapor Retarders for Walls and Roofs
Can a smart vapor retarder be used to make an otherwise risky assembly safe?
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Control the Flows Through the Building Enclosure
The fundamentals of controlling heat, air, and moisture
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All About Vapor Diffusion
Even if a material has no holes, water can often move right through it
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Outward Vapor Diffusion
Airtight wall and roof assemblies must accound for outward wintertime vapor diffusion to prevent moisture accumulation problems
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Walls With Interior Rigid Foam
When remodeling an older home, it sometimes makes sense to install rigid foam on the interior side of exterior walls
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What Happens When You Put a Plastic Vapor Barrier in Your Wall?
A look at the physics of humid air and cool surfaces
