Drywall Calculator

Calculate the number of drywall panels needed.

Length (ft)

Please enter a positive number.

Width (ft)

Please enter a positive number.

Height (ft)

Please enter a positive number.

Panel Width (ft)

Please enter a positive number.

Panel Height (ft)

Please enter a positive number.

Waste (%)

Please enter a non-negative number.

Results

Total Wall Area: 0 ft²

Panel Area: 0 ft²

Panels Needed (before waste): 0

Panels Needed (with waste): 0

Formula: Total Area = 2 * (Length + Width) * Height. Panel Area = Panel Width * Panel Height. Panels = Total Area / Panel Area, rounded up. Waste added.