Prosoco Sure Klean® Limestone & Masonry Afterwash, 1-gal.

Sure Klean® Limestone & Masonry Afterwash, a mild organic acid cleaning compound, neutralizes and brightens surfaces that have been prewashed with Sure Klean 766 Limestone & Masonry Prewash. When used properly, this two-part cleaning system removes heavy carbon, dirt and other atmospheric stains from porous limestone, concrete and most other porous masonry surfaces. 766 Limestone & Masonry Prewash and Limestone & Masonry Afterwash will not damage most masonry surfaces.