Introduction: 3M™ Stain Resistant Additive and Sealer PM-4800 is a fluorochemical resin concentrate in ethyl acetate designed for industrial application to porous hard surfaces such as concrete, marble, terracotta, etc. Properly applied, PM- 4800 additive imparts excellent and durable water, oil and stain repellent properties as well as dirt pick-up resistance on all types of porous hard surfaces. The substrate’s natural characteristics are generally unaffected by the application of this product. Be sure to evaluate the 3M product for compatibility in your particular application before using.Information provided by 3M™ |