At a typical coverage rate of 300 square feet per gallon, one coat of an acrylic concrete sealer should be about 5 mils thick when wet. When dry, one coat of sealer is only about 2 mils thick.

Sealing a driveway, also called “driveway seal coating,” is an important step to prevent cracking and crumbling carports. Driveway sealer is a tar-like, rubberized liquid that adheres to concrete and ...