How To Install Rigid Foam Insulation On Concrete Walls

Polystyrene foam boards commonly called foamboard are a clean lightweight convenient way to insulate bare concrete walls.

How to install rigid foam insulation on concrete walls.

Installing rigid foam insulation. The correct method of using rigid foam is to run continuous 4 foot by 8 foot sheets of the foam across the concrete basement wall making the rigid foam the de facto wall. After that thin furring strips are installed on top of the foam to provide a firm base for the drywall screws and drywall but can you run rigid foam between the studs just as you would do with fiberglass rolls or spray foam. Adding rigid foam insulation to your crawl space is one of the smartest things you can do to your house.

There is almost. How to glue polystyrene insulation to a concrete wall. I went with 2 rigid foam attached 2x2 furring strips 5 tapcons thru strips and foam to concrete then filleted r11 batt insulation in half to fit in the 2x2 wall cavities to get r15 total. One advantage to the novice who has neither the equipment the tools nor experience to install foam insulation is that rigid foam insulation can be installed very simply.

The advantages are multiple. When adding insulation to concrete applications such as foundations walls and slabs one of the more highly recommended forms is rigid foam insulation. After the adhesive cures add extension boxes to the outlets and switches and spray foam into every gap top bottom and around each box. There may be other adhesive manufacturers compatible with xps insulation.

For a list of complete adhesives for all applications from dow browse through our adhesives solutions. Most commonly used adhesives with styrofoam xps insulation are enerbond professional foam adhesive and great stuff pro wall floor adhesive. There s two ways you can go about with foam board insulation.