An approximately 2,000-year-old technology, concrete is used as a structural component in commercial/ residential buildings, pavements, and driving surfaces of bridges and roads. From earlier use ...

VaporBlock G is an under-concrete-slab vapor barrier produced with a layer of post-consumer recycled content, qualifying under the LEED Building Design and Construction 2009 Edition, Materials and ...

Vapor barriers placed under a slab during construction are 30 mils or higher, as membranes of lighter weight tend to fail during the building process. The membranes should not be stretched too tight ...