Free tool
Paint project estimator
Tell us the room and we'll work out the gallons and every sundry you'll need — no guessing at the counter, no second trip.
Wall area
396 sq ft
Ceiling area
—
Total paint
3.25 gal
What to buy
Walls2 gallons + 3 quarts
Trim & doors2 quarts
Roller covers (3/8" nap)One fresh cover per two to three gallons.2 covers
Roller frame & extension poleReach the cut line without a ladder.1 set
Paint tray & linersOne liner per color change.2 ea
2.5" angled sash brushCutting in edges and trim.1 ea
Painter's tapeRoughly one roll per 60 ft of edge.1 roll
Drop clothsCover the floor, not just the middle.2 cloths
Spackling & putty knifeFill nail holes and dings before the first coat.1 set
Paintable acrylic caulkSeal the trim-to-wall gap so lines stay crisp.2 tubes
Sanding sponge, 120–150 gritKnock down patches and glossy spots.2 ea
No colors picked yet. Save some from the color wall or let the scheme generator build a set from a photo, and they’ll show up here.
Quantities come from Benjamin Moore’s published spread rates and your measurements, and we round up so you don’t run dry mid-wall. Porous, previously unpainted, or heavily textured surfaces can take more. Tinted paint is non-returnable, so confirm the color with a sample first.