Cost Closed Cell Spray Foam Attic Conversion

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.

Cost closed cell spray foam attic conversion. This cost is similar compared to fiberglass batting which costs between 0 64 and 1 19 per square foot or between 300 and 500 for 500sf of insulation. Closed cell spray foam insulation total average cost per square foot. How it combines with the surfaces. When using this spray foam insulation cost calculator it is generally a good idea to factor in about 10 extra spray foam insulation cost to account for over spray waste and yield variations due to your particular ambient conditions.

The costs are slightly different when it comes to metal buildings because of the way the spray foam takes i e. For an average 2 200 square foot home open cell foam insulation costs 1 254 for the minimum 1 5 thickness and 2 926 to spray the maximum 3 5 thickness on average while a closed cell foam installation costs 6 776. Depending on how close your calculated requirements are to the actual yield of the recommended kit size or quantity you may need more material to. Open cell foam has an r value of about 3 5 to 3 7 per inch while closed cell foam has an r value of about 6 per inch.

The average cost to have spray foam professionally installed is about 2 400 for a 1 600 sq. From there multiply the cost of the foam. Insulating value and strength. Closed cell spray foam insulation total.

However if you need three layers of spray insulation or 1 500 bd. Spray foam insulation price starts at about 0 60 or 60 cents per board foot for diy open cell spf with a top cost of about 80 cents. Attic spray foam insulation installation cost 125 00 135 00 175 00 235 00 275 00 325 00. Closed cell spray foam insulation installation cost.

Closed cell spray foam insulation cost is 1 25 2 00 per board foot for the material diy. Attic spray foam insulation total average cost per square foot 1 73 2 58 3 67. Fiberglass batt insulation is priced by the roll or by the square foot. Spray foam is available in two different types.

Spray foam insulation costs 1 36 to 2 63 per square foot depending on if it s open or closed cell. So if you have a 1 200 square foot attic and are planning on spraying the foam 3 inches thick multiply these two numbers to get 3 600 board feet. For closed cell insulation the average cost works out to 5 400. For example to cover a 1 500 square foot space with a one inch thick layer of closed cell spray foam insulation you will pay between 1 500 and 2 250.