The coverage amount is listed on the label of the paint can.
How to find the area of a room to paint.
The estimate divides the total square footage by 350 as one gallon of paint covers 350 square feet.
If for example the wall s area is 50 square feet and your paint covers 10 square feet you will need 5 cans to complete the project.
Use this to adjust the values in the paint coverage section below.
To find the amount of paint you need per wall use this simple formula.
The calculation to find the area of a wall we multiply wall height x wall width.
Click the button to calculate the amount of paint and man hours needed for this job.
Your paint calculation will update if you change the number of desired coats of paint.
Input the dimensions of the room to be painted.