Zep stain-resistant floor sealer offers a professional strength, crystal clear coating that levels without streaking. Protects most types of interior floors against common food and drink stains. Works as a base coat before applying finish. For use on most types of interior floors including VCT (vinyl composition tile), rubber, terrazzo, unfinished concrete. Not for use on wood, marble, granite, natural stone, painted or stained concrete, glazed ceramic tile or luxury vinyl tile. Dries in 30 minutes. Step 2 of 4-step system - Strip, Seal, Polish, Clean.