0 litres
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Total area to paint
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≈ Gallons (3.785 L)
Coverage varies by paint and surface (typically 100–120 sq ft/litre per coat). Don’t forget to subtract large doors and windows.
Frequently Asked Questions
How much paint do I need?
Paint needed = wall area × number of coats ÷ coverage per litre. Measure the area of all walls, subtract big openings, and round up when buying.
Estimate the litres of paint needed for a wall area, coats and coverage.