Q–I want to add insulation to my unused attic. At present there are half-inch-thick waffled batts of a dark excelsiorlike material between the rafters and over the plaster and lath ceiling. A… ...

Some houses are built over a crawl space. If you don’t do things just right in these situations, the air in your house might just remind you of your teenager’s dirty socks. For years, b… ...

Q. I live in Schaumburg and plan to reside my house this summer. The house was built in 1985 with 2-by-6 exterior walls. There is plywood on the exterior corners and Celotex sheathing covered wit ...

The vapor barriers you installed on the walls and ceiling keep the water vapor trapped inside the garage. You want a vapor barrier on the walls, but not the ceiling.

Install a high-quality underslab vapor retarder, not just the cheapest poly film you can find at a home center store. This common film used in walls may not hold up well in an underslab installation.

Select a vapor retarder with meets ASTM E1745 standards for underslab installation. These films are extremely durable and, if carefully installed, should eliminate any floor moisture problems.

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 ...

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 ...

Is it necessary to install a vapor barrier under the concrete, and is. Skip to main content Skip to main content. Register for more free articles. Sign up for our newsletter to keep ...