Drywall Calculator
Calculate from
Use room dimensions when the space is rectangular, or enter a wall-and-ceiling surface area you already measured.
Panel size
4 ft × 8 ft, editable
Extra material
0%, editable
Large openings
No deduction by default
Choose room dimensions or a known covered area, select the drywall panel size, then add any large-opening deduction or extra material allowance you want to use.
Drywall panels to buy
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Net area
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Area after extra allowance
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Joint tape
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All Purpose compound — choose one
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Plus 3 compound — choose one
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Type W screws
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How the panel count was calculated
Panel calculation
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Area and panel details
Wall area
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Ceiling area
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Gross covered area
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Area per panel
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Exact panel equivalent
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Accessory estimates
Compound basis
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Screw basis
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Estimate scope
Estimate scope
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