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To calculate the amount of paint needed to cover a certain area first determine the area of the surface to be painted. One gallon can of paint will cover up to 400 square feet which is enough to cover a small room like a bathroom.

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One gallon of paint typically covers 350 square feet.

How many sq ft does a gallon of paint cover. Use the area section below to calculate the walls and ceiling values. You also need to consider whether to paint more than one coat. Of surface area with one coat.

The exact amount needed depends on brand paint type the surface and the application method. In general you can expect 1 gallon of paint to cover about 350 square feet. You need slightly more than a gallon if the walls are unpainted drywall which absorbs more of the paint.

One gallon of interior behr ultra paint and primer in one or behr premium plus is enough to cover 250 to 400 sq. Easily calculate how much paint you ll need to complete your next job or project with sherwin williams paint calculator. This is the most common amount needed especially when considering second coat coverage.

Paint usually is applied at 350 to 400 square feet per gallon primer at 200 to 300 square feet per gallon. Use this to adjust the values in the paint coverage section below. The coverage amount is listed on the label of the paint can.

However a gallon of primer usually only covers about 200 square feet. Two gallon cans of paint cover up to 800 square feet which is enough to cover an average size room.