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Paint Coverage Calculator
Enter area, coats and coverage — paint quantity updates instantly.
Formula
Liters = area × coats ÷ coverage (m²/L)
Typical Coverage
| Paint type | Coverage |
|---|---|
| Interior emulsion | 10–12 m²/L |
| Primer | 8–10 m²/L |
| Exterior masonry | 6–8 m²/L |
| Metal enamel | 12–14 m²/L |
FAQ
How many coats should I plan?
Two coats is standard for a color change; one coat may do for a similar color; dark-to-light changes often need a primer plus two coats.
Should I buy extra?
Buy ~10% extra for touch-ups and wastage on rough surfaces — rough walls can cut coverage by 20%.