Create your own price list in homewyse lists for a basic project in zip code 47474 with 250 square feet the cost to install rigid insulation starts at 1 41 2 48 per square foot.
Tapered roof insulation cost per sf.
Take the price per board 13 10 amount of sq.
The price per sq.
Ft 409375 or 41 cents per sq.
Ft per board 32 sq.
It can also be made using eps rigid or high density styrofoam.
For exact prices on flat and tapered polyiso stock consult with your roofing contractor or roofing supply yard.
You pay should decrease a little as you move up in thickness.
Expect the price to fluctuate between various companies each and every company have different operation expenses and over head.
Get at least 3 5 estimates before hiring tapered insulation contractor estimates are typically free unless it s a service call for a repair.
For example if you have a 1 500 sq ft.
A 10 x 10 area equal 100 square feet.
Thus a 0 5 1 5 inch board would cost about 80 85 per 100 sq ft.
Roof you total installation cost for tpo will be 8 500 9 000.
Tapered backwashes can also help reduce the insulation height at the roof edge.
On the low end prices start at 3 50 4 00 per square foot materials and installation but that is for very large commercial projects.
Standard tapered insulation is typically an iso board with fiberglass mats on both sides.
When roof drains are located a great distance away from a sloped roof edge more than 48 it can be more cost effective to use a tapered backwash.
To estimate costs for your project.
Actual costs will depend on job size conditions and options.
For a decent quality tpo membrane pricing starts at 5 50 6 00 per square foot installed without tear off.
However these are not widely used because they require an additional separation layer between the roof and insulation.