Roof Insulation Cost Per Square Foot

Rigid foam insulation material prices.

Roof insulation cost per square foot.

A 12 in 12 roof can cost up to 50 more than a 4 in 12 roof. I would strongly recommend you hire a licensed and insured roofing contractor to perform the installation for you. Excludes sales tax delivery upcharges and items not included in the description and notes. Get fair costs for your specific project requirements.

Rigid foam insulation costs zip code sq. So for a 500 square foot area your estimate will vary between 145 to 200 if you do it yourself. For a professional job add between 150 to 300 for labor and you re looking at around 300 to 500 for 6 hours of work. These benefits do not come cheaply though.

High quality rigid foam insulation that is properly installed will greatly improve ventilation eliminate drastic temperature fluctuations inside the home and protect from leaks. Slate is one of the most expensive options and can cost 600 1 500 per square or more. Includes on site setup site preparation job completion trash removal and work area cleanup. Click the button to calculate the amount of insulation in square feet and man hours wall and ceiling fiberglass insulation needed for this job.

Slate is also very difficult to install and you should find an experienced roofing contractor for this installation. The average cost per square foot is between 0 64 1 19. Epdm roof total average cost per square foot. Spray foam insulation costs 1 36 to 2 63 per square foot depending on if it s open or closed cell.

The cost to insulate an attic starts at 1 68 3 25 per square foot but can vary significantly with site conditions and options. See typical tasks and time to insulate an attic along with per unit costs and material requirements. This calculator is to be used as an estimating tool only. Steeper sloped roofs are considered more aesthetically pleasing and last longer.

Includes basic coverage quantities and typical overage. Anything more than 9 in 12 is considered steep. 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. The average cost of flat roof insulation is 0 67 per square foot for 1 inch thick polyiso with 6 r value.

Input length and width of area to be insulated.