PLYFIT Neutral silicone sealant adheres to most building materials. It dose not corrode metal, glass, marble and other materials PLYFIT Neutral silicone sealant is a single-component, neutral silicone sealant with good extrusion rate,and it adheres to most building materials.It dose not corrode metal, glass,concrete, marble and other construction materials, and it is widely applied toconstruction ...