How Much Paint To Buy Per Square Foot | Works 100% |

Calculating how much paint you need is the difference between a seamless DIY project and a frustrated, mid-afternoon trip back to the hardware store. While the math is straightforward, getting it right requires looking beyond the basic dimensions of your walls. The Standard Rule of Thumb

The industry standard is that

I can run the math for you and suggest if you’ll need a . how much paint to buy per square foot

To avoid overbuying, subtract about 20 square feet for each standard door and 15 square feet for each window. Calculating how much paint you need is the

If you are painting a light color over a very dark wall, you will likely need a coat of primer plus two (or even three) coats of paint to achieve full opacity. To avoid overbuying, subtract about 20 square feet

The "400 square feet" rule is a baseline, but several factors can force you to buy more:

Most professional results require two coats . Double your final square footage before dividing by 400 to find the number of gallons needed. Variables That Change the Math