Paint Calculator (litres needed)
How many litres of paint you need for a wall area and number of coats.
Result
Paint needed (litres)
8.00
How it works
Litres = area × coats ÷ coverage
Enter the total wall area, how many coats, and the paint's coverage (usually 10–12 m²/L). Example: 40 m², 2 coats, 10 m²/L → 8 L.
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Frequently asked questions
How much paint for one room?
Multiply the wall area by the number of coats, then divide by the coverage (≈10 m²/L).
How do I find the wall area?
Add up each wall's height × width, then subtract doors and large windows.
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