Drywall Calculator Drywall CalculatorDrywall Calculator Length of the Room (in feet): Width of the Room (in feet): Height of the Room (in feet): Drywall Sheet Size: 4′ x 8′ (32 sq ft)4′ x 12′ (48 sq ft)4′ x 10′ (40 sq ft)4′ x 9′ (36 sq ft) Calculate Drywall NeededResult: