Quikrete 860112 Concrete and Asphalt Cleaner, Liquid, Sassafras, Blue, 1 gal

Quikrete Concrete and Asphalt Cleaner, concentrate is a multi-purpose cleaner that is safe to use on any hard surface where water can be used. Use prior to any repair project to achieve the strongest bond. Non-toxic, non-flammable and contains no acid.