Air Sealing Attic With Spray Foam

Using spray foam insulation in an attic is a popular energy saving project.

Air sealing attic with spray foam.

Attics are like a superhighway for unwanted air and pests. Attics with spray foam insulation are so cool. That air seal means you keep the air you heated or cooled inside 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.

Sealing the top of the house keeps the air you paid to heat and cool inside your home. When you insulate the top of your attic with spray foam you re bringing your attic into your home s envelope as a result you can reduce the temperature in your attic by a lot anywhere from 120 degrees to around 95 during peak summer. In a vented attic all of that expensive airflow is lost to the environment. Without air sealing your attic you are allowing warm air to escape from your home carrying with it your hard earned winter heating money.

Do not use spray foam. One huge benefit of the spray foam insulated attic is that conditioned air leakage from the ac furnace duct system is contained and used to condition the attic. It s quick and easy to do. Plus spraying the rafters also uses more spray foam it s a larger surface area.

We offer services such as cellulose insulation air sealing duct sealing spray foam duct insulation and rigid foam insulation all of which address specific problems in the attic to improve efficiency and home comfort. Air seal your attic for energy savings. Look for areas where the insulation is darkened. Then finish up by sealing the access hatch with self sticking foam weatherstrip photos 10 and 11.

We mean that literally by the way. If you do need to do your rafters use closed cell foam it green. And it keeps the cold or hot outside air outside. Even though most of the gaps spilling warm air into your attic are buried under insulation you might be able to find evidence of them.

Our experts can evaluate your attic and recommend the right solutions for your specific needs. 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. Seal the gap between the flue and metal flashing with special high temperature caulk. Seal insulate and reduce energy costs how to seal your attic.

You get a seamless air barrier and high r value even in just 1 inch. When we seal the attic with spray foam it s as tight as a butter tub. If your hatch rests directly on the moldings like ours did add 2 1 2 in wide stops around the.