Paint Quantity Calculator
How many litres of paint you need for a room.
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How to use this calculator
- Measure the room's perimeter and wall height.
- Choose how many coats you'll apply.
- Subtract doors and windows to get litres needed.
Tired of calling around? Post your project once and let local pros come to you.
Frequently asked questions
- How much wall does one litre of paint cover?
- About 10 square metres (≈100 sq ft) per coat for most interior latex paints on a primed surface.
- Do I need two coats?
- Two coats is standard for even colour and durability. One coat may work when repainting the same colour over a clean surface.