Gaps in the attic or between the lower floors and the attic will let heated or cooled air escape to the great unconditioned outdoors making any insulation you add essentially useless.
Foam insulation sealing air circulation in attic.
For a free estimate on our attic air sealing services including cellulose insulation blown in insulation rigid foam insulation mold treatment solutions ice dam prevention and more call 1 514 409 2224 or contact us online in laval montréal brossard repentigny terrebonne longueuil kahnawake saint edouard de napierville saint.
Seal insulate and reduce energy costs how to seal your attic.
If you re thinking about tackling one of the biggest home improvement jobs known to man consider doing yourself a favor and going with spray foam insulation.
If your hatch rests directly on the moldings like ours did add 2 1 2 in wide stops around the.
Before you think about heading into your attic to seal air leaks and add insulation here are the things you will need first.
Attics are like a superhighway for unwanted air and pests.
Increasing attic insulation is a fairly complicated diy project 1 3 days or a full weekend but is completely doable if you have the right materials and information.
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.
Watch the entire attic air sealing video series.
Air sealing an attic is a big job that s not for the feint of heart.
Then finish up by sealing the access hatch with self sticking foam weatherstrip photos 10 and 11.
However in a traditionally insulated attic insulation on the ceiling the attic is vented.
This spray foam is applied as a low or high pressure two component polyurethane spray foam that can be applied onto walls in unvented attics to ducts and ceilings and in vented attics and.
The number one prep step.
Add weatherstripping around the perimeter.
Affix rigid foam insulation to the attic side of the hatch or door.
Attic insulation air sealing experts enjoy a more comfortable healthy and efficient home with quality attic insulation services.
An open cell foam low density spray polyurethane is a spray applied to provide continuous insulation and an air sealing barrier.
When we seal the attic with spray foam it s as tight as a butter tub.