Rigid foam insulation consists of panels sold in 4-by-8-foot sheets in thicknesses from 1/4 to 2 inches. It is also sold in large bundled panels, joined at the ends in accordion style, for use as ...

DEAR TIM: I am currently installing rigid foam insulation around the exterior of my foundation. I’m installing three inches of it to a depth of 10 to 13 inches below grade to keep the heat in ...

Learn how to properly install Owens Corning Foamular rigid foam insulation for your walls, basement, or foundation. This step ...

Q. I am currently installing rigid foam insulation around the exterior of my foundation. I’m installing 3 inches of it to a depth of 10-13 inches below grade to keep the heat in and the cold out.

ACH Foam Technologies' Foam-Control MAX graphite polystyrene (GPS) is a rigid foam insulation well-suited for vertical construction applications where a high performance building envelop is desired.

In the case of panels made of extruded polystyrene (XPS)—a closed-cell foam suitable for wet or dry conditions—that gas has been hydrofluorocarbon-134a (HFC-134a).

A: I recommend keeping your work process as simple and clean as possible, and rigid foam can certainly help you achieve this. Install 1 1/2-inch- or two-inch-thick sheets right over existing ...