Do you have a white discoloration on your pavers? Use this specialty cleaner to bring back their color! SRW?s EF Efflorescence cleaner quickly removes unsightly mineral deposits from your pavers. These mineral deposits, called efflorescence, are a common cause of discoloration on pavers, concrete, and bricks. They often appear as a white, crystal-like deposit on the surface of your masonry or concrete. EF Efflorescence is ready-to-use. There is no need to dilute. Use it to clean pavers prior to sealing. This products covers up to 200 square feet per gallon.