Insulation Board For Attic Ceiling

Square footage of your attic.

Insulation board for attic ceiling.

It provides an r value of 6 per inch of thickness and often comes foil faced to help reflect radiant heat. Rigid foam board insulation can be used in the ceiling as well the installation of loose fill insulation often renders the attic as unusable for storage purposes due to the loose fill on the floor. Rolls batts or blown in insulation. Type and material of your insulation.

Try a spray foam insulation kit to fill cavities gaps cracks expansion joints and other sources of air leaks. Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces. Contractor or insulation installer s fee. It s often used over existing insulation in the attic where moisture control isn t needed.

Eps is a non toxic inert insulation that maintains its r value for the life of your building. R values typically vary between r 4 and r 6 5 per inch of thickness. Foam boards work well to insulate everything from foundation walls and basement walls to unfinished floors and ceilings. The superattic system utilizes proprietary silverglo rigid foam insulation panels to fully seal and insulate the attic directly beneath the roof rafters and directly inside the gable ends.

The panel s foam body is a fire retardant material and serves as a class iii vapor barrier. Add insulation to attic. The r 8 5 closed cell injection molded continuous eps foam insulation comes in 2 foot x 4 foot interlocking panels of varying depths. Recommended insulation levels for retrofitting existing wood framed buildings.

This is an even more dense and more expensive foam board insulation. Energy saver eliminates the need to remove attic flooring and lose valuable attic storage space in order to make major energy saving upgrades in the attic. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation. It helps resist moisture that can lead to mold or mildew and provides increased sound and thermal insulation.

One common use of extruded polystyrene foam board is for foundation insulation panels. 0 75 in x 4 ft x 8 ft. According to home advisor insulating your attic can cost between 1700 to 2100. Kingspan insulation r 4 common.

The superattic system from dr. The main factors that impact the cost are.