YT923 is one-component acid silicone sealant, use for doors and windows glass, etc. YT923 ACID ... the surface of the materials.6. Color and Package:Color: Transparent, Gray, Black, White, or other colors on request to Yt920Package ... Procedure:Please refer to Section "The Technology Instruction of YuanTong Silicone Sealant"8. Technical Service:Offer the integral technical data of ...