Homeowners often ask if a vapor barrier is necessary for optimizing attic insulation and protecting their homes from moisture-related damage. The answer, however, isn’t one-size-fits-all.

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 ins… ...

Vapor barriers are a crucial part of any moisture management system in a crawl space and are not difficult to install. If you're considering adding a vapor barrier to your crawl space, read on to ...

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 ins… ...

Q. A lot of us with older (100 years) homes are getting energy audits with recommendations to blow in cellulose into the empty exterior wall cavities. I have read that without a vapor barrier ...

Sources of Vapor Retarder Problems. By understanding some of the pitfalls surrounding the effective installation of vapor retarders, specifiers can head off potential problems and failures.

Running the vapor barrier up the foundation walls is recommended. But in locations where termites are a problem, the height to which the vapor barrier can be run will be limited.

A: Basically, a vapor barrier can be an underlayment, but not all underlayments are vapor barriers. An underlayment is any thin material that lays on the subfloor directly below the finish flooring.

Homeowners often ask if a vapor barrier is necessary for optimizing attic insulation and protecting their homes from moisture-related damage. The answer, however, isn’t one-size-fits-all.