Reference
Description
Report providing extensive guidance on controlling moisture in building envelopes through proper selection and installation on air, water, thermal, and vapor barriers.
Guide
Description
Guide describing how to install a capillary break under a slab foundation using either polyethylene sheeting or rigid insulation installed over aggregate or over sand and geotextile matting.
Video
Description
Video from Home Innovation Research Labs on how to use polyetylene as a the ground vapor retarder in a closed crawlspace.
Guide
Description
Vapor retarder plastic should not be installed over fibrous insulation on basement or crawlspace walls; rigid foam or spray foam should be installed directly against the concrete, behind the blanket insulation.
Guide
Description
Guide describing how to install a radon mitigation fan to actively remove radon from the home.