Install foam boards with the foil side facing you.
Foam insulating attic.
Use furring strips nailed into the sides of the rafters so that you have something to fasten the board to.
Spray polyurethane foam will provide thermal insulation that will minimize air infiltration which can help to save on heating and cooling costs within the indoor environment.
2 in x 4 ft x 8 ft.
Attic foam board insulation.
This alternative to traditional building insulation fiberglass can be applied into wall cavities holes concrete slabs and even onto roof tiles and attic insulation.
Get free shipping on qualified attic foam board insulation or buy online pick up in store today in the building materials department.
Your board must leave at least inch gap between the board and the roof.
For pricing and availability.
2 in x 4 ft x 8 ft 1 unfaced polystyrene foam board insulation.