Foam Insulating Attic Cost

What variables determine the cost to spray foam an attic.

Foam insulating attic cost.

The average homeowner insulating a 1 200 square foot attic with 3 inches of open cell insulation will spend around 2 700. Blown in insulation is the least expensive option and ideal for older attics. Use canned minimally expanding spray foam daptex plus window door foam sealant 7 for 16 ounces. For a basic project in zip code 47474 with 500 square feet the cost to insulate an attic starts at 1 68 3 25 per square foot.

The average cost to have spray foam professionally installed is about 2 400 for a 1 600 sq. Attic spray foam insulation installation cost 125 00 135 00 175 00 235 00 275 00 325 00. To estimate costs for your project. Attic spray foam insulation total average cost per square foot 1 73 2 58 3 67.

For example blown in insulation for an attic in a 1 200 square foot home costs about 1 850 but this price does not include the cost to remove any old insulation. Spray foam while the most expensive is best for noise reduction and new construction. The type of material used is also a determining factor. Actual costs will depend on job size conditions and options.

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. Spray foam insulation cost per square foot spray foam insulation costs 0 44 to 1 50 per board foot. Spray foam insulation is substantially more energy efficient and does not lose r value for its 80 years of life. Attic spray foam insulation total 165 00 180 00 225 00 290 00 335 00 400 00.

Pricing depends on the size of your attic the type of insulation material used and labor rates. The total projected average cost to spray foam an attic in an existing home ranges between 5 000 to 10 000. Fiberglass will last 10 to 25 years if it stays dry and it s r value decreases over time. On average most homeowners spend between 813 and 1492 or 1 50 to 3 00 per square foot to install attic insulation.

It can cost anywhere from 1 700 to 2 100 or between 1 50 and 3 50 per foot to insulate an attic depending on what insulation material you choose. 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. Expanding foam insulation costs from about 0 50 to 2 50 per square foot. Many factors determine the cost of spray foam insulation including the amount depth and type of insulation.

On the majority of our projects we usually use about six inches of open cell spray foam.