Paint Quantity Calculator
Estimate litres and whole cans of paint from wall area, openings, coats and the coverage on your product label. No coverage rate is assumed.
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- No sign-up
- Runs in your browser
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Result
Enter the required values to see your result. Use the example to try the complete calculation.
Use coverage per litre per coat, not final coverage for all coats. Surface texture, absorption and application losses can change consumption; use the manufacturer’s instructions. Use 1 to 20 coats, as a whole number.
How this calculation works
Paint Quantity Calculator
Estimate litres and whole cans of paint from wall area, openings, coats and the coverage on your product label. No coverage rate is assumed.
Units and limits
Use coverage per litre per coat, not final coverage for all coats. Surface texture, absorption and application losses can change consumption; use the manufacturer’s instructions. Use 1 to 20 coats, as a whole number.
Formulas
- Calculation
- litres = (area − openings) × coats / coverage; cans = ceil(litres / can size)
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Discover VISU LinkHow to use it
- Choose the operation when available and enter your own values in the labelled fields.
- Check the units and the limits explained below before interpreting the answer.
- Read the result and its details. Copy it or download a result card; no account is required.
Examples
Worked example
50 m² minus 10 m² of openings, two coats at 10 m²/L, needs 8 L: three 3.6 L cans.
Another case
20 m² with no openings and one coat at 5 m²/L needs 4 L, or two 2 L cans.
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Put this tool on your blog, store or club site. It runs inside your page, free, with no account, and a small "by VISU" credit line under it.
Questions
What does this tool calculate?
Estimate litres and whole cans of paint from wall area, openings, coats and the coverage on your product label. No coverage rate is assumed.
Which inputs and units should I use?
Use coverage per litre per coat, not final coverage for all coats. Surface texture, absorption and application losses can change consumption; use the manufacturer’s instructions. Use 1 to 20 coats, as a whole number.
Can I check a worked example?
50 m² minus 10 m² of openings, two coats at 10 m²/L, needs 8 L: three 3.6 L cans.
Are my input values uploaded or stored?
No. The calculation runs in this browser. Typed values are not sent to analytics, placed in the page URL or saved by the calculator. Copying or downloading is an action you choose.
Do I need an account or a paid plan?
No. The calculation, example, result copy and result card are available without registration. VISU services are an optional next step.