The average cost per square foot is between 0 64 1 19.
Spray foam insulation cost per square foot installed.
Many factors determine the cost of spray foam insulation including the amount depth and type of insulation.
The average homeowner insulating a 1 200 square foot attic with 3 inches of open cell insulation will spend around 2 700.
On the other hand the closed cell spray foam has a density of 2lb per cubic foot.
Fiberglass will last 10 to 25 years if it stays dry and it s r value decreases over time.
When installed tightly and securely fiberglass batts improve energy efficiency by 25 to 30 percent.
Spray foam insulation cost.
Open cell spray foam is designed to fill wall cavities completely meaning that a thicker 2 6 wall will have a higher insulation rating with open cell foam than a 2 4 wall will but it will also use more foam and therefore cost more to insulate.
Cost of closed cell spray foam insulation.
Spray foam insulation is the most expensive option with the highest roi.
Home if you need 3 inches of foam depth the price above would.
Spray foam insulation costs 1 36 to 2 63 per square foot to install and blown in fiberglass insulation costs 0 40 per square foot to install.
That breaks down to anywhere from 0 35 to 2 per board foot installed.
When used in the attic and cool temperatures is is advisable that the spray be applied together with vapor retarding paint.
The cost of the r6 foam ranges between 2 to 7 per square foot.
Spray foam insulation is available in two different types.
One of the most expensive options available.
Spray foam insulation is substantially more energy efficient and does not lose r value for its 80 years of life.
The average cost of applying spray foam insulation is 1 879 with most homeowners reporting costs between 1 024 and 2 948.
Open cell polyurethane costs 0 45 to 0 65 per board foot and has an r value of r 3 5 to r 3 7 per inch.
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.
The walls are.
It s r value is r6 5 per in.
Spray foam is available in two different types.
Spray foam is available in two types.
Closed cell spray foam costs 1 to 1 50 per board foot and has an r value of r 6 0 to r 6 5 per inch.
Spray foam insulation cost.