How To Insulate Exterior Walls Before Siding

The machine that blows the fiberglass or cellulose insulation into the walls has a large hopper to hold material and a long hose with a nozzle about 2 inches in diameter.

How to insulate exterior walls before siding.

Blow insulation into the cavity add flat rigid insulation to the wall before the siding is installed install insulated vinyl siding. Thermalwall ph rigid eps insulation board for insulating the exterior walls of homes. Just a paper foil barrier directly behind and in contact with the plasterboard walls. The advantages are plenty here panels are between 4 5 inches and 8 inches thick the exterior insulation is continuous and they can be attached with 6 inch 10 screws from 4 to 6 inches long.

However if you re interested a residing project offers the perfect time to examine your home s weather barrier and exterior insulation and improve it if need be. 2 thread the blower hose into the first hole and point the nozzle down deep into the wall cavity. There are three primary ways to add insulation to a home when siding is installed. Blowing in insulation step by step 1 use a stud finder to locate studs in the wall.

But the recommendation is giving gregg pause for thought. With a hole saw cut a small hole between 2 and 3 inches wide between. 2 4 construction with board sheathing and a black paper then the wood siding. You need to make holes for.

In the end the decision to install house wrap under your siding is a personal one that you should make after discussing it with your contractor. There is no insulation in any of the downstairs exterior walls. Wrap a rag around the. Several local contractors have recommended the addition of between 3 4 in.

Of rigid foam insulation over the studs before applying 1 2 in. The exterior wood siding is currently covered with a styrofoam board and then aluminum siding though our intention is to remove that in the future and repair restore the wood siding.