How To Seal A Drafty Attic

Simply add filler insulation on top of the existing layer of insulation to seal any drafts.

How to seal a drafty attic. 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. Weatherstrips are an inexpensive way to help seal drafty doors and windows. Seal the wall plate where the top of walls meets the floor ceiling joists in the attic to ensure air does not leak at the outer edges of your attic roof. If your hatch rests directly on the moldings like ours did add 2 1 2 in wide stops around the opening.

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. Insulating the attic is the best way to seal these leaks. 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.

Here are eight simple ways to draft proof your windows and doors this fall. You can spray expanding foam between the drywall and framing. Insulate the drafty attic properly in some cases your attic may be drafty from poor insulation. Then finish up by sealing the access hatch with self sticking foam weatherstrip photos 10 and 11.

The attic can also be a major source of air leaks. You can do this with expanding foam sealant. 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.