Driveway sealer calculator
PROGallons of asphalt sealer for your driveway.
Inputs
Result
Gallons
12.0
5 gal pails
3
The formula
gal = (L × W × coats) ÷ coverage.
Worked example
40 × 12 ft × 2 coats ÷ 80 = 12 gal = 3 pails.
Frequently asked
›How often to seal?
Every 2–3 years for asphalt in temperate climates.