Drywall Calculator
Estimate the plasterboard sheets, screws and tape for a room. The result updates as you type, with the working underneath so you can check it.
Your details
Result
Sheets needed
10
- Board area
- 24.00 m²
- Screws (≈ 32 per sheet)
- 320
- Joint tape (≈ 4 m per sheet)
- 40 m
Good to know: sheets = area ÷ sheet area × (1 + waste)
Please note: Estimates only. Measure your actual space, buy a little extra, and check product labels, safety requirements and local building rules. Do not rely on this for structural or safety-critical work.
About this tool
Formula
sheets = area ÷ sheet area × (1 + waste)
Questions people ask
How much waste should I allow?
10% is typical, more for rooms with many openings or angles.
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How we calculate this
We use the standard published formula or definition for this calculation, and we show the working so you can check it.
Spotted a mistake? Tell us and we'll check it. How we check our calculators