Interior Rigid Foam Insulation
Allows spacing for electrical wiring and other utilities.
Interior rigid foam insulation. 0 56 in x 4 ft x 8 ft. It s made of environmentally sound closed cell polyisocyanurate foam bonded to a durable white matte non glare aluminum facer and a reflective reinforced aluminum facer. R 3 2 polyisocyanurate rigid foam insulation board r matte plus 3 thermasheath 3 is rigid foam r matte plus 3 thermasheath 3 is rigid foam plastic thermal insulation board. A 1 1 2 inch thick sheet of rigid foam insulation has a r value of 7 5.
Rigid foam insulation is the best thing since sliced bread. Styrofoam brand insulation is a rigid insulation that can be placed directly on walls framing and drywall. Interior insulation with rigid foam. Rigid foam r value.
Most packs of rigid foam feature a higher r value per inch than cellulose fiberglass or cotton. Rmax r matte plus 3 1 2 in. Kingspan insulation r 3 common. In installing the rigid foam insulation on an interior wall inspect the walls beforehand.
With the time and space saved it s worth its weight in well rigid foam. It s thin effective has a great r value and acts as a vapor barrier. Check for any moisture problem on the interior walls and apply a waterproof paint on the affected area to resolve this. Per square foot of r value rigid foam board insulation costs about twice as much as fiberglass.
It is denser than eps and provides more r value with a rating of 5 per inch of thickness. However not all rigid foam insulation packs are created equal. 0 56 in x 4 ft x 8 ft 1 unfaced polystyrene foam board insulation item 511270 model 100000050497. Step 1 inspect interior walls for any problem.
R 5 scored square edge rigid foam board insulation sheathing model 20we view the owens corning exterior insulation. Rigid foam insulation tends to have a low to moderate r value per dollar compared to fiberglass. Owens corning foamular 150 1 in. When insulating interior basement walls in a finished basement use our styrofoam brand insulation.
This foam board insulation is the rigid pink or blue panels that can be found at home centers in many different thicknesses.