Rejuvenate grout deep cleaner is the best way to clean grout and instantly remove grout stains and restore your grout back to its original color. Over time, everyday foot traffic or general use along with accumulation of grease, dirt, spills, food, pet stains and more make your grout dirty and dingy. This revolutionary, non-toxic, acid-free GREENGUARD Certified formula is the best way to clean tile grout. Pair this even bright new formula with our grout cleaning brush and a professional grout cleaning system is in your hands. Use on any tile surface, including ceramic tile, porcelain tile or marble as the easiest way to clean grout without scrubbing for hours. The grout deep cleaner is strong enough for commercial use but gentle enough to use at home. Reward yourself and make an impact on visitors with the deep clean easy application from Rejuvenate. From Rejuvenate-reveal the beauty and make it new again. Best in class products made in the USA.