How To Seal A Drafty Attic

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.

How to seal a drafty attic.

An attic draft is serious business especially when you already may be struggling to make ends meet or even if you are just looking to save your money. Weatherstrips are an inexpensive way to help seal drafty doors and windows. Paintable latex caulk is a great choice to help seal drafts around window or door trim whether indoors and out. 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.

The attic can also be a major source of air leaks. You can spray expanding foam between the drywall and framing. Even if your home was built with proper insulation it degrades over time so it s essential you replace the insulation as needed. Do the same around the top plates of interior walls underneath the attic floor.

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. 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. Insulating the attic is the best way to seal these leaks. Then finish up by sealing the access hatch with self sticking foam weatherstrip photos 10 and 11.

Here are eight simple ways to draft proof your windows and doors this fall. You can do this with expanding foam sealant. If your hatch rests directly on the moldings like ours did add 2 1 2 in wide stops around the opening.