Preparing To Air Seal The Attic

Investigate the perimeter of your attic.

Preparing to air seal the attic. Hi i m a homeowner thinking to do some diy air sealing in the attic. Air seal your attic for energy savings. Don t worry too much about the small leaks. 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.

Attic air sealing is the priority. Chances are your ceiling has the equivalent of a 2 ft. Square hole that s acting like a chimney drafting expensive heated. Your focus should be on the attic when you begin air sealing.

Seal attic air leaks first. Imagine that you have a small boat and steered it into a cluster of jagged rocks. Here s how to locate the leak spots and plug them without spending a lot of money. Small air leaks into uninsulated attic space are a major source of heat loss in many homes.

Without air sealing your attic you are allowing warm air to escape from your home carrying with it your hard earned winter heating money. I was preparing to use caulk on narrow gaps top plates and spray foam on larger gaps penetrations for cables plumbing vent stack etc. The boat suffers and has a few holes in the bottom of it. You want to be paying attention to the big ones.

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