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Do I Need a Vapor Barrier in My Crawl Space?
A water vapor barrier is a moisture-resistant material, typically made of heavy duty plastic sheeting. It's usually 6-20 mil thick depending on foot traffic (more foot traffic = thicker), cross ...
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Traditional vs. Sustainable Building Materials
Smart Vapor Retarder vs. 6-mil Poly Sheeting One new-to-us product we incorporated in our Sustainable Retreat is known as a smart vapor retarder. We chose MemBrain Vapor Retarder by CertainTeed ...