Ecological Human Friendly Paint CALCULATOR

Calculate your paint needs here.
You will want to add a gallon to make up for waste and touchup.

You may enter up to 2 decimal places (.00)
Please do not use commas in the calculator.

PLEASE NOTE:
The calculations on this web page are based on an average spread rate of 300 sq. ft per U.S. gallon
Your actual spread rate WILL vary depending on the surface material, color to be covered, and texture if any.
This calculator page is only here so you can get an average for the amount of paint you may need for your painting project.

TO CALCULATE PAINT FOR WALLS :
1. Enter the HEIGHT of the room from floor to ceiling in feet

2. Enter the total length of all four walls in feet
= Gallons

TO CALCULATE PAINT FOR CEILINGS :
1. Enter the LENGTH of the ceiling in feet.
2. Enter the WIDTH of the ceiling in feet
= Gallons

EXTERIOR PAINT CALCULATOR:
1. Enter the height in feet of the building from foundation to roof. Add extra feet to height if there are gables. (Over hangs)
2. Enter the total feet of all the walls around the building.
= Gallons