YT923 is one-component acid silicone sealant, use for doors and windows glass, etc. YT923 ACID SILICON GLASS SEALANT1.Characteristics: YT922 belongs to ... RTV-1, Acid curing, quickly speed of curing, high adhesion, Iow modulus, high ... :9001 System strictly.Technology Instruction of YuanTongSilicon Structural Sealant YT923 Acid Silicone Glass Sealant