Structural Silicone Sealant - Sealing Joints in Metal Panels with Long Lasting Durability Features The product is a single-component, neutral-curing, room-temperature vulcanizing (RTV) silicone sealant. It demonstrates non-corrosive behavior toward bonded surfaces, preserving substrate integrity. The sealant exhibits excellent weathering resistance, including high tolerance to ultraviolet exposure, elevated temperatures, and humid conditions. Thermal stability is maintained