Paint Calculator

Buy: '+gallons+' gallons of wall paint (rounded up — never buy exact).
Primer: about '+primer+' gallons for one primer coat on bare or dark walls.
Ceiling (optional): about '+(Math.ceil((len*wid/350)*4)/4)+' gallons for one ceiling coat.
Designer tip: always buy one extra quart of your exact shade for future touch-ups — dye lots vary.

Luxury Paint Calculator

Know exactly how much paint to buy — no wasted gallons, no mid-project store runs.

Length (ft) Width (ft) Ceiling height (ft)

Doors Windows Coats