How To Calculate Paint Needed For Interior

Easily calculate how much paint you ll need to complete your next job or project with sherwin williams paint calculator.

How to calculate paint needed for interior. For an easy reference you can use our paint calculator. The number you get is the room s square footage. Once you know the total square footage of the room you want to paint subtract the square footage of windows and doors in that space.

Estimates range between 350 to 400 square feet per gallon of paint on smooth interior plaster walls. Mccormick paints recommends one gallon of paint per 300 square feet of interior. Your paint calculation will update if you change the number of desired coats of paint.

W x h area in square feet 360 approximate square footage covered by one gallon of paint area 360 of gallons needed to paint your project. Calculate the amount of paint you ll need to paint the room. Choosing a finish is an important part of the painting process.

If you know the surface area enter it in the surface area box below then spreading rate and number of coats then click the calculate button. How much paint do i need. To find the amount of paint you need per wall use this simple formula.

To estimate the amount of paint you need in order to cover the walls of a room add together the length of all the walls and then multiply the number by the height of the room from floor to ceiling. Input the dimensions of the room to be painted. Click the button to calculate the amount of paint and man hours needed for this job.

To work out how much paint is needed for your interior or exterior project use our paint calculator. Use this to adjust the values in the paint coverage section below. Windows and doors on the right hand side of the calculator you can select how many windows and or doors are in the room you re trying to paint so that the calculator knows not to count that square footage in the estimate.