Spray foam is available in two different types.
Attic spray insulation cost.
Open cell spray foam costs between 0 25 to 0 50 per board foot and closed cell spray foam ranges from 0 90 to 1 50 per board foot.
On average attic insulation costs between 1 50 and 3 00 per square foot depending on the type of materials used and the r value per inch of those materials.
According to home advisor insulating your attic can cost between 1700 to 2100.
Blown in insulation is the least expensive option and ideal for older attics.
A board foot is one square foot that is one inch thick or one square foot that s covered by one inch of spray foam insulation.
Spray foam while the most expensive is best for noise reduction and new construction.
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.
The main factors that impact the cost are.
Attic spray foam insulation total 165 00 180 00 225 00 290 00 335 00 400 00.
Expanding foam insulation costs from about 0 50 to 2 50 per square foot.
Square footage of your attic.
Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.
Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces.
Attic spray foam insulation total average cost per square foot 1 73 2 58 3 67.
Attic spray foam insulation installation cost 125 00 135 00 175 00 235 00 275 00 325 00.
Type and material of your insulation.
There are two types of spray foam insulation open cell and closed cell.
How much does spray foam insulation cost.
Actual costs will depend on job size conditions and options.
Contractor or insulation installer s fee.
Attic insulation annual savings the energy saving trust estimates that well fitted loft insulation can save you an average of 150 per year.
Spray foam insulation cost per square foot spray foam insulation costs 0 44 to 1 50 per board foot.
The average cost of labour for roof insulation is 175 per day.
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 insulation will help keep your energy bills down whether you need to stop heat coming in from outside or prevent the heat in the house from escaping.