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.
Air seal attic diy.
In many homes the combined air leaks in these two areas add up to a half window being open all day long.
My cost was under 150 and it took me less than a day.
For the simple reason that heat rises insulating the attic is a major energy saving measure.
I m all about diy when it saves me time or money.
Home blog diy attic insulation and air sealing guide.
I was a bit shocked at the 1 500 2 500 contractor estimates for attic sealing.
While the air leaks around windows and doors are significant and most noticeable you are probably losing a lot more air and energy in your attic and basement.
But if the heated air in your house is just slipping through th.
In the past year i ve been on an energy hog hunt in my house and landed on air sealing my attic before adding blown insulation.
If your hatch rests directly on the moldings like ours did add 2 1 2 in wide stops around the.
The number one prep step.