Options
Gallons needed (rounded up)
3
2 coats at 350 sq ft/gal
Estimated cost
$165
- Wall area
- 352 sq ft
- Ceiling area
- 120 sq ft
- Gross area
- 312 sq ft
- Paintable area (per coat)
- 422 sq ft
- Total paintable (all coats)
- 844 sq ft
- Gallons (exact before round up)
- 2.41
Standard assumptions: door ~20 sq ft, window ~15 sq ft. Coverage varies by surface porosity, roller vs brush, and color changes. Add 10–20% buffer for touch-ups and waste. Prices exclude primer, tools, or tax.