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 ...

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, builders have ...

Dear James: 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?

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 ...

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. An ...

Insulated basements can add a lot of value to your home, but before you frame up the walls and insulate them, consider these types of moisture barriers to keep the walls dry. Not to be confused with a ...