The Fount
Calculator
Paint Quantity Calculator
Enter the walls, subtract doors and windows, choose interior or exterior — get litres needed and a tin-size recommendation. Includes a coastal-Fife adjustment for salt-exposed exteriors.
Mode
Walls (metres)
Subtract (doors, windows)
None added — total wall area will be used as paint area.
Coats
You will need approximately
1.6
litres of paint
Suggested tin size
2.5 L tin
Wall area9.6 m²
Subtracted−0 m²
× 2 coats19.2 m²
Estimate only — coverage varies by paint, brand and surface. Always allow a small surplus for touch-ups.
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