Estimates the amount of exterior paint needed for a building facade.
The facade paint calculator works out how many litres and tins you need to paint your exterior walls in two coats.
Litres = area × coats / coverage (m²/L) × (1 + waste / 100) Tins = ⌈litres / tin volume⌉ Facade paint coverage: 6–8 m²/L
200 m² facade, 2 coats, coverage 7 m²/L, 10% waste, 5 L tin. Litres: 200 × 2 / 7 × 1.1 = 62.9 L. Tins: ⌈62.9 / 5⌉ = 13.
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