Many homes and additions are built over a crawl space to save time and money. Unlike traditional basements, crawl spaces are often only a few feet tall, built above grade, and many are unfinished with ...

The placement of a water vapor retarder directly below concrete floor slabs on the ground has become common practice for buildings where floor coverings or coatings are to be installed. Such use has ...

When it comes to vapor intrusion barriers, ease of installation is one of the key elements contributing to a successful project. Recently, a full suite of vapor barriers has been released that employ ...