Construction
Paint Calculator
Liters of paint required, allowing for coats and coverage.
Inputs
Paint Calculator
Result
Paint needed
12 L
- Gallons (US)
- 3.17 gal
How many gallons?
A gallon of interior paint covers roughly 350–400 sq ft in one coat on primed drywall. Rougher surfaces (brick, stucco) and color changes usually need two coats. Subtract door and window openings from wall area for a tighter estimate.
Rest of the material list
Flooring? Try the Tile Calculator. Framing? The Lumber Calculator. Slab or footings? The Concrete Calculator.
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