WAXIE Grout Rescue Grout Rejuvenator Hd Cleaner Gl 4/Cs. HEAVY-DUTY formulation removes ground-in grime, soap scum, body oils and mildew. Technology provides for incredible cleaning power on both sides of the pH scale, simplifying the process of cleaning tile & grout on floors and walls in restrooms, showers, kitchens and wherever grout and tile require heavy-duty cleaning power. Ideal for ceramic, quarry, brick pavers, slate and granite. Non-fuming, easy-to-use formula. Concentrated cleaning power. Product also contains malador counteractant formulated to tackle tough restroom odors. Dilution: Heavy soil 19 oz. per gal. (1:7); Light soil 4 oz. per gal. (1:32). 4 gallons per case.