Interior rooms calculator
Paint, primer, caulk and tape for a room or a whole floor — walls, ceilings, trim and doors — by the coats you quote.
An estimate of the materials a job takes, worked out in your browser: check it against the job, and against your local code where it matters. Nothing you type leaves this page.
Put in the job's numbers and choices, and the list below follows them.
What it takes
Worked out for Wall area 1,200 sq ft, Ceiling area 400 sq ft, Trim 220 ft, Doors 6 each, Coats: Two, Primer: Spot-prime repairs, Paint the ceilings: Yes.
Paint
- Interior wall paint, eggshell 7 gal Wall area 1,200 sq ft × 2 (Two) coats at 350 a gal: 6.86 gal; rounded up to whole gal: 7.
- Ceiling paint, flat 3 gal Ceiling area 400 sq ft × 2 coats at 350 a gal: 2.29 gal; rounded up to whole gal: 3.
- Trim enamel, semi-gloss 2 gal Trim and door faces 236 sq ft × 2 (Two) coats at 350 a gal: 1.35 gal; rounded up to whole gal: 2.
- Interior primer 1 gal Wall area 1,200 sq ft × 0.25 (Spot-prime repairs) × 1 coat at 300 a gal: 1 gal.
Prep and supplies
- Paintable caulk 5 tube Trim 220 ft, one per 50: 4.4 tube; rounded up to whole tube: 5.
- Spackling compound, quart 1 each A fixed 1: 1 each.
- Painter's tape, 60 yd 4 roll Trim 220 ft, one per 60: 3.67 roll; rounded up to whole roll: 4.
- Roller covers 2 each Wall area 1,200 sq ft + (Ceiling area 400 sq ft × Paint the ceilings is Yes), one per 800: 2 each.
- Brushes, trays, drop cloths and plastic 1 lot A fixed 1: 1 lot.
Labor
- Interior wall painting 1,200 sq ft Wall area 1,200 sq ft: 1,200 sq ft.
- Ceiling painting 400 sq ft Ceiling area 400 sq ft: 400 sq ft.
- Trim painting 220 ft Trim 220 ft: 220 ft.
- Door painting 6 each Doors 6 each: 6 each.
What it leaves out
- Drywall repair beyond patching
- Moving furniture
- Wallpaper removal
The same calculator in SMG Tools
In SMG Tools this calculator fills its numbers from the client's site measurements, prices every line from your own Price Book, checks the margin against your target, and carries the lines onto the proposal, the job's plan and the purchase order. It is one of the ready-made calculators SMG Tools sets up for painting, and calculators are on every plan.