You can even place it under the foundation slab.
Xps rigid insulation board.
Owens corning foamular 250 extruded polystyrene xps rigid foam insulation is a closed cell highly moisture resistant rigid foam board well suited to meet the needs for a wide variety of residential and commercial construction applications.
It is a recycled product made with the stone dust from industrial blast furnaces.
Foamular extruded polystyrene xps rigid foam insulation offers a comprehensive line of products in a wide choice of sizes thicknesses and edges with a lifetime limited warranty for the life of the home or building.
So as it stands any xps rigid insulation board you purchase will still have an impact several hundred times worse.
Owens corning foamular 150 1 1 2 in.
Rmax thermasheath 3 1 in.
Foamular 150 1 in.
0 56 in x 4 ft x 8 ft 1 unfaced polystyrene foam board insulation item 511270 model 100000050497.
Rigid insulation is one of the best tools to reduce your energy costs.
Install it anywhere from the roof to the foundation.
Rigid foam insulation also known as insulating boards provide high r values.
Since its discovery in 1941 styrofoam brand xps insulation has a long and rich heritage as a sustainable building product insulating to meeting core thermal moisture air and vapor performance requirements through its rigid foam board technology.
The products are easy to handle score cut and install no special tools are needed.
0 56 in x 4 ft x 8 ft.
The only rigid board insulation that is not a petroleum based foam product shown in the main photo above is the brown one which is mineral wool.
R 5 scored square edge rigid foam board insulation sheathing.
Rmax r matte plus 3 1 2 in.
R 3 2 polyisocyanurate rigid foam insulation board.
R 7 7 rigid foam insulation.
R 7 5 scored squared edge rigid foam board insulation sheathing.
Kingspan insulation r 3 common.
Xps foam also gives a higher r value but of course with all these fantastic additions to the insulation there is a price difference.
A foam board insulation such as pink insulation foam foamular 250 xps is stronger just as light and far exceeds the compressive strength of its eps counterpart.