Air Sealing Attic With Spray Foam

In a vented attic all of that expensive airflow is lost to the environment.

Air sealing attic with spray foam.

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. And the benefits range from much lower utility bills to fewer pests to reduced sound transfer. Most people just add insulation to their attic this will not stop the escaping warm air. And it keeps the cold or hot outside air outside.

We mean that literally by the way. Our experts can evaluate your attic and recommend the right solutions for your specific needs. Sealing the top of the house keeps the air you paid to heat and cool inside your home. 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.

You get a seamless air barrier and high r value even in just 1 inch. If you do need to do your rafters use closed cell foam it green. 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. If your hatch rests directly on the moldings like ours did add 2 1 2 in wide stops around the.

When we seal the attic with spray foam it s as tight as a butter tub. Plus spraying the rafters also uses more spray foam it s a larger surface area. Seal insulate and reduce energy costs how to seal your attic. Look for areas where the insulation is darkened.

It s quick and easy to do. Air seal your attic for energy savings. Then finish up by sealing the access hatch with self sticking foam weatherstrip photos 10 and 11. Using spray foam insulation in an attic is a popular energy saving project.

Do not use spray foam. Seal the gap between the flue and metal flashing with special high temperature caulk. That air seal means you keep the air you heated or cooled inside your home. 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.

When to spray foam attic floors. Attics are like a superhighway for unwanted air and pests. 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.