Epoxy Resin & Craft Calculators >
Paint Calculator
Estimate paint needed for wall or surface coverage.
Rectangle
Round / Cylinder
How to use Paint Calculator
- Room Size: Wall length and height.
- Openings: Number of doors/windows to subtract.
- Coats: Number of layers (usually 2).
- Result: Gallons/Liters of paint to buy.
About Paint Calculator
The Paint Calculator estimates how many gallons of paint you need for a room. It accounts for wall height, perimeter, and subtracts windows/doors.
Stop buying too much paint or running out mid-wall!