Paint Calculator

Calculate paint quantities, coverage, and costs for walls, ceilings, trim, and various surfaces

Surface Specifications

Surface Type

Paint Type

Length (feet)

Height (feet)

Quantity of Surfaces

Number of Coats

Waste Factor

Enter surface specifications to calculate paint requirements

Flat/Matte: 300-400 sq ft/gal
Best for ceilings and low-traffic areas

Eggshell: 350-450 sq ft/gal
Good for living rooms and bedrooms

Satin: 300-400 sq ft/gal
Popular for walls and trim

New Drywall: Prime first
Use PVA primer for best results

Painted Surfaces: Clean and sand
Remove loose paint and dirt

Wood/Metal: Use appropriate primer
Oil-based for wood, rust-inhibiting for metal

Temperature: 50-85°F
Optimal painting conditions

Humidity: Below 70%
Avoid painting in high humidity

Drying Time: 2-4 hours
Allow proper drying between coats