Paint Calculator

Calculate how many gallons of paint to buy.

Fill in the fields below to calculate

Room Length (m):

Room Width (m):

Ceiling Height (m):

Number of Doors

2 m² each

Number of Windows

1.5 m² each

Number of Coats:

Coverage Rate (m²/L)

Default: 10 m²/L

Enter your values above to see the result.

Your Results

Total Wall Area

Liters Needed

Gallons Needed

4L Cans

Area Breakdown

Gross wall area:

Deductions (doors + windows):

Net area to paint: