The main factors that impact the cost are.
Attic insulation material cost.
Square footage of your attic.
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.
Pricing depends on the size of your attic the type of insulation material used and labor rates.
An average size attic of 1 200 square ft.
528 946 for materials.
To install attic insulation and material cost for cellulose fiberglass with a r value of.
For a total of 908 2 156.
Get fair costs for your specific project requirements.
Will usually cost about 1 600 2 700.
See professionally prepared estimates for attic insulation work.
When calculating attic insulation costs for 1 200 square feet the average homeowner pays.
Attic insulation is available in a variety of materials including fiberglass mineral rock wool cellulose spray foam polystyrene and more.
According to home advisor insulating your attic can cost between 1700 to 2100.
Spray foam insulation is the most expensive option with the highest roi.
Depending on the amount of air sealing and ventilation that needs to be done expect to add 350 1 500 to your final cost.
Cellulose insulation which is made from recycled paper that s treated for fire resistance packs tightly between the joists.
There is an economy of scale involved so the larger the square footage the smaller the per square footage cost.
Blown in insulation is the least expensive option and ideal for older attics.
Insulation costs between 1 400 and 2 300 blown in insulation is a little cheaper than batting fiberglass and radiant barrier insulation which cost 1 600 on average.
On average you can expect to pay between 1 25 to 2 00 per square ft.
Cellulose has an r value of 3 2 per inch of depth while fiberglass ranges from an r value of 2 to 2 5 per inch of depth.
How much does blown in attic insulation cost.
R 30 to r 60 insulation will cost between 0 15 to 0 65 cents per square foot.
Fiberglass is a common budget friendly insulation material that reduces your attic insulation cost.
Type and material of your insulation.
The cost to insulate an attic starts at 1 68 3 25 per square foot but can vary significantly with site conditions and options.
Closed cell insulation will cost between 1 00 and 2 00 per board foot to install.
Different types of insulation have different r values explains russ lewis of green attics in fort worth texas.
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.
Contractor or insulation installer s fee.