Air Sealing Attic

If you have ducts that aren t sealed you are probably leaking a lot of conditioned air into your attic space.

Air sealing attic.

Sealing duct leaks can improve the efficiency of your hvac system by around 20. If you are not a do it yourself type of person there are plenty of contractors who are able to seal your attic. It s usually the hardest place to air seal because the cramped space underneath the eaves where the roof rafters rest on the outer wall makes it hard to move your hands and head. While you are in the attic sealing air leaks look for any ductwork that may be up there.

Home comfort problems often start in the attic where poor insulation and numerous air leaks create problems for your heating and cooling system and make your home uncomfortable. The attic is prone to holes and cracks at its access points. Other items like chimneys and recessed lights require special methods. Properly air sealing an attic with vermiculite insulation requires that the vermiculite be removed.

Lights fans plumbing stacks chimneys etc. Then finish up by sealing the access hatch with self sticking foam weatherstrip photos 10 and 11. For more information on vermiculite and asbestos see. Attic insulation air sealing experts enjoy a more comfortable healthy and efficient home with quality attic insulation services.

Air seal your attic for energy savings. Air sealing the wall plate around the perimeter of your attic blocks air from escaping around the outer edges of your home. The attic is usually where you can find some of the largest opportunities to save energy in your home. 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.

Combined with attic insulation air sealing can help to alleviate the formation of dangerous ice dams in the winter. Without air sealing your attic you are allowing warm air to escape from your home carrying with it your hard earned winter heating money. If your hatch rests directly on the moldings like ours did add 2 1 2 in wide stops around the. That s an expensive proposition unfortunately because the work must usually be done by an asbestos abatement contractor.

By air sealing in your attic you can stop many major air leaks and help to maintain the desired temperature throughout your home. Let s review some of the most common spots in the attic that must be sealed. Most people just add insulation to their attic this will not stop the escaping warm air.