Zep Heavy-Duty Floor Stripper Concentrate is a fast-acting solution designed to dissolve and remove old polish, wax, and heavy buildup from most hard interior floors, including vinyl (VCT), concrete, and rubber floors. This ammonia-free, low-foam formula is ideal for both commercial and residential floor stripping, providing a versatile solution for a range of settings. One gallon of concentrate yields up to nine gallons of stripping solution, ensuring efficient use and maximum coverage.