Rigid Foam Insulation On Basement Concrete Walls
Allows spacing for electrical wiring and other utilities.
Rigid foam insulation on basement concrete walls. Choose rigid insulation wisely and consider the effect its characteristics will have on the performance of the your project overall product cost and the best way to get the bang for your buck. Lay a panel of polystyrene. Usually made of fiberglass and it typically has some type of facing attached. Paper foil or vinyl.
Creates a finished appearance. Your choice really comes down to blanket insulation aka fiberglass or xps. Most homes use fiberglass but rigid foam insulation although more costly offers a few extra features. But before i glued the foam board to the walls i painted them with some of that white drylok paint specially designed to seal against moisture leaks.
If necessary address moisture problems and seal cracks before you begin. The place to control vapor migration is on the exterior of the basement wall in the form of waterproofing or damproofing. After that thin furring strips are installed on top of the foam to provide a firm base for the drywall screws and drywall. Styrofoam brand insulation is a rigid insulation that can be placed directly on walls framing and drywall.
When insulating interior basement walls in a finished basement use our styrofoam brand insulation. Let s take a look. I also used rigid foam board on my basement walls before putting in studs insulation and sheetrock. Rigid foam insulation packs a lot of r value into a thin package but not all rigid foam performs the same.
The concrete should be dry and free from cracks before installing foam insulation boards. This is very common mainly because it is very cost effective. On the interior the best insulation to place against the concrete or block is rigid foam without any facing such as foil or plastic sheeting.