Rigid Foam Board Calculator
Estimate how many 4x8 rigid foam boards you need for a wall or roof.
4x8 Sheets Needed
25
With 5% Waste
27
Surface Area
800.00 ft²
Sheet Coverage
32 ft² per 4×8 rigid foam board
Estimate how many 4x8 rigid foam boards you need for a wall or roof.
4x8 Sheets Needed
25
With 5% Waste
27
Surface Area
800.00 ft²
Sheet Coverage
32 ft² per 4×8 rigid foam board