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.

Spray foam insulation cost per square foot installed.

That breaks down to anywhere from 0 35 to 2 per board foot installed. 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 is available in two different types. When used in the attic and cool temperatures is is advisable that the spray be applied together with vapor retarding paint.

The average cost to have spray foam professionally installed is about 2 400 for a 1 600 sq. Spray foam insulation cost. The cost of the r6 foam ranges between 2 to 7 per square foot. The average homeowner insulating a 1 200 square foot attic with 3 inches of open cell insulation will spend around 2 700.

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. 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. On the other hand the closed cell spray foam has a density of 2lb per cubic foot. It s r value is r6 5 per in.

Spray foam insulation cost. 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. Spray foam is available in two types. The average cost of applying spray foam insulation is 1 879 with most homeowners reporting costs between 1 024 and 2 948.

Cost of closed cell spray foam insulation. Spray foam insulation is available in two different types. 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. When installed tightly and securely fiberglass batts improve energy efficiency by 25 to 30 percent.

The walls are. Spray foam insulation is substantially more energy efficient and does not lose r value for its 80 years of life. Fiberglass will last 10 to 25 years if it stays dry and it s r value decreases over time. Open cell spray foam costs roughly 0 80 per board foot to insulate a 2 4 wall.

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. The average cost per square foot is between 0 64 1 19.