3M™ Stain Resistant Additive and Sealer PM-1680 is a water dilutable general purpose fluorochemical emulsion designed for application to porous hard surfaces, such as terracotta, grout, marble and concrete. Properly applied, PM-1680 additive imparts excellent water, oil and stain repellent properties as well as dirt pick-up resistance to these substrates. The substrate’s natural characteristics (color, breathability) are generally unaffected by the application of this product. PM-1680 additive is a water-based product, and can be used as an ingredient in a wide variety of products or industrially-applied formulations.Information provided by 3M™ |