Zep Commercial brand neutral floor cleaner can be used to clean VCT (vinyl composite tiles), rubber, sealed concrete, marble, granite, natural stone, exterior composite decking. Rinses easily, and leaves no residue. Natural pH. DFE certified. 1 gallon concentrate. Not for use on wood floors. No. ZUNEUT128: Size: 1 Gal., Type: Concentrate, Fragrance: Unscented, Pkg Qty: 1, Package Type: Bottle