Project calculators
Walls & Paint Calculators
Estimate paint, drywall and wallpaper quantities for interior projects. These free tools turn project measurements into practical material quantities for planning and shopping.
Plan the project before you buy
Start with accurate measurements, choose the calculator that matches the material you are purchasing, and use the adjustable waste or extra-material allowance where available. Package coverage, product yield, installation methods and site conditions vary, so verify the final estimate against the product manufacturer or supplier before ordering.