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.

Look for areas where the insulation is darkened. When we seal the attic with spray foam it s as tight as a butter tub. Air seal your attic for energy savings. In a vented attic all of that expensive airflow is lost to the environment.

If your hatch rests directly on the moldings like ours did add 2 1 2 in wide stops around the. Attics are like a superhighway for unwanted air and pests. 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. It s quick and easy to do.

Attics with spray foam insulation are so cool. When to spray foam attic floors. Our experts can evaluate your attic and recommend the right solutions for your specific needs. 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.

We mean that literally by the way. Most people just add insulation to their attic this will not stop the escaping warm air. Plus spraying the rafters also uses more spray foam it s a larger surface area. 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. Do not use spray foam. Seal insulate and reduce energy costs how to seal your attic. 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.

And the benefits range from much lower utility bills to fewer pests to reduced sound transfer. Then finish up by sealing the access hatch with self sticking foam weatherstrip photos 10 and 11. And it keeps the cold or hot outside air outside. You get a seamless air barrier and high r value even in just 1 inch.

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. Without air sealing your attic you are allowing warm air to escape from your home carrying with it your hard earned winter heating money. 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.