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.
Foam board insulation exterior wall.
Owens corning foamular 150 1 in.
R 5 scored square edge rigid foam board insulation sheathing model 20we view the owens corning exterior insulation 18 98 18 98.
It is necessary to install furring strips horizontally after every 2 feet.
Step 6 use furring.
Drained insulation boards ones with vertical grooves cut in the back or vertically textured or profiled housewraps are recommended to ensure a drainage space behind the rigid board.
Some of the most reviewed foam board insulation are the silverboard 24 in.
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.
This foam board insulation is the rigid pink or blue panels that can be found at home centers in many different thicknesses.
Exterior wall 4 floor 1 garage 6 interior ceiling 3 interior wall 3 metal building 2 re siding 2 under slab 3 wood siding 3 more ways to filter.
It provides an r value of 4 per inch of thickness and is the cheapest type of foam board insulation.
If there is any bare foam board insulation on the exterior wall it needs to be enclosed with cement board stucco or metal.
Eps is used under roofing over foundation walls and beneath siding.
The next step is to cut the foam board insulation so that it will fit into the furring strips.