Sherwin Williams How Much Paint To Buy Instant

Multiply that perimeter by the wall height.

Estimating paint is more than just guessing—it's a math problem that saves you from unnecessary trips back to the store. For Sherwin-Williams products, a single gallon typically covers on smooth, previously painted surfaces . 🎨 The "Golden Formula" for Rooms sherwin williams how much paint to buy

Add the length of all four walls together. Multiply that perimeter by the wall height

Deduct 21 sq. ft. per door and 15 sq. ft. per window . sherwin williams how much paint to buy