Drywall Calculator
A standard sheet is 4 × 8 ft = 32 sq ft. Divide total area by 32 and add waste for cuts and openings. This is a sheet count, not a finishing-compound estimate.
4×8 sheets17
Formula
Sheets = (area ÷ 32) × (1 + waste%).
How to use this calculator
- Sum wall (and ceiling) area.
- Add waste.
- Round up to whole sheets.
Examples
480 sq ft + 10%
16.5 → buy 17 sheets.
FAQ
4×12 sheets?+
Each is 48 sq ft. Divide area by 48 instead of 32.
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