Closed cell spray polyurethane foam or either xps eps or polyisocyanurate rigid foam.
Insulate concrete block wall basement.
Any of the following insulation materials are acceptable for this purpose.
Leave the floor above it uninsulated vapor seal the ground below with polyethylene and a thin concrete slab insulate the walls with a foam based insulation such as 4 in.
Your only option is to cover the inside of the exterior walls with a continuous layer of insulation as though you were insulating a basement wall.
Rigid foam insulation offers an r value of 4 to 8 per inch according to energy savers while fiberglass provides only 2.
Because they are naturally located below ground level basements are mostly cool and damp.
Below grade concrete foundation walls are very col and damp.
Insulating basement walls in cold climates is a great way to keep your home warmer and drier.
Insulation is vital for concrete basement walls the basement hold the house s furnace water heaters laundry machines and essential utilities.
Basement walls made out of concrete stone concrete bloc and other masonry foundation materials have very minimal insulating properties and cause approximately 20 of heat loss in a home.
However special care should be used when insulating concrete or block masonry basement walls.
Of unfaced expanded polystyrene r 15 that allows the foundation to dry inward and condition the space with air from inside the house.
If you re still in the process of building your basement walls add foam inserts to the cavities in each cinder block to.