NP-120 Silicone Sealant is a cost effective, multipurpose, neutral cure silicone sealant offering long term durability in a range of general sealing, general glazing, weatherproofing and Professional Trade Applications. One-component adhesive/sealant Cures at room temperature when exposed to moisture in the air Easy to use/ease of application compared to non-silicone materials Cures to a tough, flexible rubber Good/excellent unprimed adhesion to most common construction substrates Resistant/outstanding resistance to ozone, UV, moisture and temperature extremes Stable and flexible from -40ºC to +150ºC Silicone Clauking Required to extract this silicone sealant SmartBond Silicone Sealant will bond to form a strong weatherproof seal on most common building materials, like Glass, Aluminum, Brick, Concrete, Steel, Ceramic, Selected Plastics, etc.