Product Review

Made from a flexible, antimicrobial polymer, Grate Seal is a permanent & maintenance free, one-way valve that is easily retro-fitted into drains & floor wastes to stop sewer smells and hazardous odors, disease carrying airborne mold and bacteria, vermin and cockroaches, sewer back-wash, suds and even noise coming from drains into habitable areas. From Homes to Hospitals to High-rises, Grate Seal is 100% effective.