An average size attic of 1 200 square ft.
Costs to re insulate attic.
Spray foam insulation is the most expensive option with the highest roi.
According to home advisor insulating your attic can cost between 1700 to 2100.
Type and material of your insulation.
Insulation costs between 1 400 and 2 300.
On average you can expect to pay between 1 25 to 3 00 per square ft to install attic insulation and material cost for batt roll r 11 to r 38 insulation runs between 0 15 to 0 65 cents per square foot.
Spray foam while the most expensive is best for noise reduction and new construction.
The main factors that impact the cost are.
Square footage of your attic.
Blown in insulation is a little cheaper than batting fiberglass and radiant barrier insulation which cost 1 600 on average.
To estimate costs for your project.
Will usually cost about 1 900 2 800.
Contractor or insulation installer s fee.
Get free estimates from insulation companies near you.
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.
Blown in insulation is the least expensive option and ideal for older attics.
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.