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Drywall Calculator
Calculate sheets of drywall, joint compound, tape, and screws needed for your room. Accounts for doors and windows.
Room Dimensions
Drywall Sheets
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Total Area (sq ft)
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Materials Needed
Joint Compound
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Tape (ft)
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Screws
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Wall Area
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Ceiling Area
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Corner Bead (ft)
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About This Calculator
Standard drywall sheets are 4'x8' (32 sq ft) or 4'x12' (48 sq ft). This calculator accounts for door openings (21 sq ft each) and window openings (15 sq ft each). Plan for about 0.053 lbs of screws per sq ft and roughly 1 gallon of joint compound per 100 sq ft.