Years ago, when few homes had insulation in their outside walls, no one worried about vapor barriers–there was no need for them. But now homes are better insulated, making it necessary to install a ...

Question: I am having a house built partially on a slab and on a crawl space. Is it necessary to install a vapor barrier under the concrete, and is this something I can do myself to save some money?

If you took a poll of building envelope and construction forensic experts, it's likely that moisture barriers would be high on the list of most poorly understood products used in wall assemblies.

In the United States, a homeowner can expect to spend several thousand dollars on repairing the damage caused by crawl space moisture. The more extensive the moisture damage, the more expensive the ...

Roofing and siding cover houses to keep out the weather, but protection from the elements isn’t a one-way proposition. You also need a barrier inside to keep household moisture from seeping past ...

Vapor retarders are sheet materials used below slab-on-ground floors to limit the amount of moisture that migrates into and upward through concrete slabs. If unchecked, moisture can cause floor ...

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 ...