Designed for mold remediation contractors. A powerful concentrated quaternary ammonium chloride blend, that yields up to 64 gallons of usable product from every gallon of concentrate. EPA-registered disinfectant for hard, nonporous surfaces EPA-registered sanitizer for porous materials. Concentrate produces 64 gallons of usable product. Fungicide mildewstat, disinfectant, virucide and deodorizer.