Learn More › With summers getting increasingly hotter and longer each year, your HVAC system has never worked harder to keep ...

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 ...

The previous owners of the house glued 2-inch thick foam insulation to the poured concrete walls. It’s got an aluminum foil face on it. Then they covered that with an open-cell foam board that ...

The previous owners of the house glued 2-inch-thick foam insulation to the poured concrete walls. It’s got an aluminum foil face on it. Then they covered that with an open-cell foam board that ...

But then I realized the 12-inch insulation would expand to fill the whole space, so I went with batting 9 inches thick. ... you can add rigid foam board insulation above the roof sheathing.

The previous owners of the house glued 2-inch-thick foam insulation to the poured concrete walls. It’s got an aluminum foil face on it. Then they covered that with an open-cell foam board that ...