1, toppest quality,acetoxy, one part 2, for aquarium and other general purpose glazing 3, excellent weatherability, waterproof Description:Big Glass Glazing Silicone Sealant OLV768 is one-component, acetoxy cure, high quality silicone sealant designed for big glass and other general purpose glazing and waterproofing application. It has high tensile strength and good elasticity, excellent ...