Preparing To Air Seal The Attic

Attics are often under insulated and under sealed leading to wasted energy and wasted spend by the homeowners.

Preparing to air seal the attic.

The boat suffers and has a few holes in the bottom of it. You want to be paying attention to the big ones. 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. Most people just add insulation to their attic this will not stop the escaping warm air.

Square hole that s acting like a chimney drafting expensive heated. Air sealing the attic perimeter. Seal attic air leaks first. Without air sealing your attic you are allowing warm air to escape from your home carrying with it your hard earned winter heating money.

Small air leaks into uninsulated attic space are a major source of heat loss in many homes. Air seal your attic for energy savings. I was preparing to use caulk on narrow gaps top plates and spray foam on larger gaps penetrations for cables plumbing vent stack etc. Not being a pro i was going to just stay away from anything thermally hot like the furnace vent.

Your focus should be on the attic when you begin air sealing. The first spot to check is where the floors meet the wall. Before you start adding any attic insulation you want to make sure that all or most air leaks have been sealed first. Air sealing the wall plate around the perimeter of your attic blocks air from escaping around the outer edges of your home.

Here s how to locate the leak spots and plug them without spending a lot of money. Imagine that you have a small boat and steered it into a cluster of jagged rocks. Don t worry too much about the small leaks. Investigate the perimeter of your attic.