Insulate a Box Beam to Warm Up a Chilly Basement

Find out if it's OK to insulate a gap between your home's exterior and stud walls that opens into your basement and dumps cold air into it. Learn why that is actually a standard place to add insulation -- it's called the box beam. Get tips on using expandable foam or fiberglass batt insulation to make your basement temperature a lot more comfortable.

Post new comment

Type the characters you see in this picture. (verify using audio)
Type the characters you see in the picture above; if you can't read them, submit the form and a new image will be generated. Not case sensitive.