And there is no effective way to fill the voids in an existing concrete block wall.
How to insulate basement concrete walls.
In order to create a vapor barrier and separation between the concrete walls and wood framing i like to use extruded polystyrene insulation blue board from dow.
Basement insulation build a standard wall frame using studs around your basement and place them against the concrete wall.
This will allow you to cut your batts to fit comfortably between them.
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.
That is why insulating your basements walls is necessary especially when you live in areas that have very cold climate.
Adhere and apply the remaining panels.
Cellulose is also an option for basements but it s not a product that i ll cover here.
Next we frame a traditional wood stud wall in front of the polystyrene insulation.
For loose fill insulation install drywall over the studs before adding the loose fill insulation.
Insulation materials are the key the key to successfully insulating basement walls is selecting insulating materials that stop moisture movement and prevent mold growth.
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.
Blanket insulation is usually available in standard wall frame sizes.
Make sure your adhesive is free of solvents which can eat away at the foam insulation.
Basements are the perfect location for foam type insulation products.
Sprayed foam insulation is the most energy efficient option for insulating a basement.
Therefore i recommend using a combination of products to insulate basement walls.