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How much paint do I need for a 40 m² room?
Answer
8.00
litres (2 coats)
40 m² × 2 coats ÷ 10 m²/L = 8.00 L
How we got there
- 01Most interior wall paint covers ~10 m² per litre per coat
- 02For 2 coats on 40 m²: (40 × 2) ÷ 10 = 8.00 L
- 03Round up to the next can size — better to have leftover than to run short mid-job.
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