How To Seal A Drafty Attic

Then finish up by sealing the access hatch with self sticking foam weatherstrip photos 10 and 11.

How to seal a drafty attic.

Weatherstrips are an inexpensive way to help seal drafty doors and windows. If your hatch rests directly on the moldings like ours did add 2 1 2 in wide stops around the opening. By recognizing the drawbacks of a poorly sealed thermal envelope being able to recognize leaks and knowing how to close them you will experience greater comfort health and efficiency in. Paintable latex caulk is a great choice to help seal drafts around window or door trim whether indoors and out.

Do the same around the top plates of interior walls underneath the attic floor. For super drafty windows you can seal an especially leaky window shut for the season with dap seal n peel a caulk is designed to be easily removed when warmer weather arrives. Insulate the drafty attic properly in some cases your attic may be drafty from poor insulation. Insulating the attic is the best way to seal these leaks.

Even if your home was built with proper insulation it degrades over time so it s essential you replace the insulation as needed. You can do this with expanding foam sealant. The attic can also be a major source of air leaks. When you re done sealing your attic bypasses push the insulation back into place with an old broom handle or stick as you back out of the attic.

Simply add filler insulation on top of the existing layer of insulation to seal any drafts. You can spray expanding foam between the drywall and framing. If you plan on doing this project by yourself it s best to use insulated fiberglass rolls since this is the easiest type of insulation to install.