Air Sealing Attic Reddit

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

Air sealing attic reddit.

It d run all day. He said the heat is literally bleeding through from the attic into the house. While you are in the attic sealing air leaks look for any ductwork that may be up there. Air sealing your attic and ducts installing blown cellulose insulation and insulating ductwork will eliminate these problems.

The gap between the ceiling drywall and the top of the wall that is taped and invisible from inside also apparently leaks air. Imagine that you have a small boat and steered it into a cluster of jagged rocks. Attics are often under insulated and under sealed leading to wasted energy and wasted spend by the homeowners. Attics are like a superhighway for unwanted air and pests.

Keep your home comfortable and critter free by air sealing attic hatch doors which can be real air leakers between a bedroom ceiling and the attic. Combined with attic insulation air sealing can help to alleviate the formation of dangerous ice dams in the winter. If your hatch rests directly on the moldings like ours did add 2 1 2 in wide stops around the. Sealing duct leaks can improve the efficiency of your hvac system by around 20.

I then hired an energy auditor to come out and he said it was the air sealing and insulation. Then finish up by sealing the access hatch with self sticking foam weatherstrip photos 10 and 11. If you have ducts that aren t sealed you are probably leaking a lot of conditioned air into your attic space. Seal insulate and reduce energy costs how to seal your attic.

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. Attic air sealing is the priority your focus should be on the attic when you begin air sealing. For that space if all the insulation in there now is coming out and being totally replaced as part of the insulation job so the attic floor will be completely exposed anyway for roughly 3000sf of attic normal air sealing cost would probably be in the 250 400 range depending on whether your attic was used for ducting and wiring runs or not. Air leaks into the walls via penetrations like outlet boxes and then escapes to the attic via penetrations in the top plate.

A home energy company has proposed a solution that involves sealing air leaks in the bedroom ceilings attic floor sealing around the chimney weatherizing the attic hatch insulating a few roof areas that the builders missed and adding cellulose to the rest of the attic to bring it up to r 60.