Re-coat foam #1
Install single ply roof #2
Re-coat foam #2
Install single ply roof #3
Re-coat foam #3
Yearly Cost Comparison:
Cost based upon 85,000 square feet.
Estimates are for budgeting purposes only. Actual prices may be higher.
No inflation factors figured in calculations.
Actual costs will be less since major outlays are in year fifty which will extend another 20 years.