Insulation Against Concrete Walls Basement

How do i insulate walls with stud bays only 1 inches thick.

Insulation against concrete walls basement.

Space your studs either 16 or 24 apart. There is a 5 inch gap to the wooden studs. Any of the following insulation materials are acceptable for this purpose. When insulating concrete basement walls a good idea because concrete basement walls are often cold use rigid foam board insulation if the insulation will come into direct contact with the.

The best way to insulate the interior side of a basement wall is with foam insulation that is adhered to or sprayed directly on the concrete. Most jurisdictions require a 4 mil plastic sheet vapor barrier for basement walls against concrete. And there is no effective way to fill the voids in an existing concrete block wall. I have framed my basement walls vapour barrier is installed against the poured concrete basement wall.

Insulation materials are the key. It can fill in all the gaps and spaces thoroughly giving you the best protection against moisture and air infiltration. Notice the difference between the studs against the foundation and the studs that formed an interior division wall. This will allow you to cut your batts to fit comfortably between them.

David caruso springfield pa. That is if the studs are going to touch the concrete wall. This was a typical basement wall assembly with a stud wall directly against the foundation followed by fiberglass insulation and a vapour barrier. So you must assume that your concrete is fully saturated and full of water in order to properly insulate your basement walls.

Concrete stone concrete block and other masonry foundation materials have very little insulating value a foundation wall can account for approximately 20 of heat loss. I am about to put in the insulation and my contractor has recommended pink fibreglass batts between the studs leaving an air gap between the pink and the vapour barrier on the concrete. The key to successfully insulating basement walls is selecting insulating materials that stop moisture movement and prevent mold growth. Or you can leave a 4 inch gap between the studs and concrete wall and probably get away with it.

Inside the drywall is nailed to studs fastened flat against the block. Closed cell spray polyurethane foam or either xps eps or polyisocyanurate rigid foam. Closed cell spray foam is the best way to insulate concrete basement walls. This is because it can achieve a higher r value along with excellent moisture resistance with less thickness required.

Build a standard wall frame using studs around your basement and place them against the concrete wall.