The first step to the proper insulation of spray foam in an attic is to seal off the building envelope by insulating the top of the house.
Spray foam insulation attic cost.
The best insulation system for an attic is to spray open cell foam on the attic s roof deck.
Spray foam is available in two different types.
The average homeowner insulating a 1 200 square foot attic with 3 inches of open cell insulation will spend around 2 700.
The average cost to have spray foam professionally installed is about 2 400 for a 1 600 sq.
There are several reasons why this is more efficient.
Most homeowners spend 1 463 to 2 926 for professional spray foam installation with prices ranging from 627 to 8 000 depending on what needs insulating.
Attic spray foam insulation total average cost per square foot 1 73 2 58 3 67.
Spray foam insulation costs between 0 25 and 1 50 per board foot or 1 36 to 2 63 per square foot depending on the type.
Spray foam is available in two types.
Open cell spray foam which usually costs 0 44 to 0 65 per board foot and closed cell spray foam which averages 1 to 1 50 per board foot the average total cost to have spray foam professionally installed is about 2 408 or between 1 277 and 3 679 spray foam insulation works as alternative to traditional fiberglass insulation during construction or.
Home if you need 3 inches of foam depth the price above would.
Open cell spray foam which is usually 1 00 to 1 20 per square foot and closed cell spray foam which is about 1 25 to 1 50 per square foot 1 by 12 x 12 area of coverage.
Attic spray foam insulation total 165 00 180 00 225 00 290 00 335 00 400 00.