Paint Coverage Calculator (DIY)
Gallons and liters for any room with coats and primer adjustment.
About this tool
Type the room dimensions (walls, ceiling, doors/windows to deduct), the number of coats, and whether you're applying primer. Get total gallons and liters plus the recommended roller nap. The r/DIY and r/painting 'how much paint for a 12×12 room' answer.
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