Gator Clean Efflorescence 3.78LGATOR EFFLORESCENCE AND SLURRY REMOVER will remove any efflorescence stains trapped in the concrete pavers, wet cast and natural stone pores. It will make the pavers look more clean and vibrant without discoloring or damaging the paver surface. This Professional Grade efflorescence cleaner is also a slurry remover. This is a necessary step prior to sealer application to allow for a deeper penetration into the now clean pores.