The clear material provides an unobstructed view of covered drains - enables responders to make sure a complete seal is made.No more guesswork about drain sealing effectiveness - quickly see if spills are entering the drain through cracks in the surface, imperfections in the grating or other irregularities that can break the seal.
Reinforcing mesh is “sandwiched” between layers of polyurethane — increases durability and resistance to tearing.Unique, urethane construction allows the pad to deform and seal off most drains — temporarily “seals” to any smooth surface.