Paint Calculator
Paint Calculator
計算する paint quantities, coverage, and costs for walls, ceilings, trim, and various surfaces
Surface Specifications
計算結果
Paint Calculations
Step-by-Step Solution
Paint Quantities
Cost Estimate
Enter surface specifications to calculate paint requirements
Quick Paint Examples
Paint Coverage Guide
Paint Types & Coverage
Flat/Matte: 300-400 sq ft/gal
Best for ceilings and low-traffic areas
Best for ceilings and low-traffic areas
Eggshell: 350-450 sq ft/gal
Good for living rooms and bedrooms
Good for living rooms and bedrooms
Satin: 300-400 sq ft/gal
Popular for walls and trim
Popular for walls and trim
Surface Preparation
New Drywall: Prime first
Use PVA primer for best results
Use PVA primer for best results
Painted Surfaces: Clean and sand
Remove loose paint and dirt
Remove loose paint and dirt
Wood/Metal: Use appropriate primer
Oil-based for wood, rust-inhibiting for metal
Oil-based for wood, rust-inhibiting for metal
Application Tips
Temperature: 50-85°F
Optimal painting conditions
Optimal painting conditions
Humidity: Below 70%
Avoid painting in high humidity
Avoid painting in high humidity
Drying Time: 2-4 hours
Allow proper drying between coats
Allow proper drying between coats
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