Paint Calculator
Estimate gallons of paint for walls and ceilings, including coats and openings.
LIVE CALCULATION
Gallons of Paint
3
gallons · amount to purchase
+0.3 gal estimated wastage (10%)
Project Summary
Net Wall Area-
Number of Coats-
Total Area Painted-
Coverage-
Cost Estimate
Paint (per gallon)-
Estimated Total-
Calculation Assumptions
Surface-
Openings-
Number of Coats-
Waste Percentage-
Coverage-
Pricing BasisNot specified
Actual paint requirements vary by paint type, surface texture, primer use, and application method. Openings use typical door (21 sq ft) and window (15 sq ft) sizes.
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