Air Seal Attic Instructables

By air sealing in your attic you can stop many major air leaks and help to maintain the desired temperature throughout your home.

Air seal attic instructables.

Attics are like a superhighway for unwanted air and pests. Before adding any insulation to your attic floor you first have to seal any air leaks. Don t worry too much about the small leaks. Without air sealing your attic you are allowing warm air to escape from your home carrying with it your hard earned winter heating money.

The insulating material helps reduce heat transfer between the floor below and the attic. Combined with attic insulation air sealing can help to alleviate the formation of dangerous ice dams in the winter. You want to be paying attention to the big ones. Seal attic air leaks first.

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. Investigate the perimeter of your attic. Then finish up by sealing the access hatch with self sticking foam weatherstrip photos 10 and 11. More musings of an energy nerd.

Once installed the attic access cover creates a tight seal around the hatch. The first spot to check is where the floors meet the wall. Attic hatch covers are easy to install and help keep the air in the attic separate from the air throughout the rest of the home. Cracks between partition top plates and partition drywall or plaster can be sealed with canned spay foam.

Before you start adding any attic insulation you want to make sure that all or most air leaks have been sealed first. If your hatch rests directly on the moldings like ours did add 2 1 2 in wide stops around the.