... high demand market 3, excellent weatherproofing & waterproofing Description:OLV668 Advanced Acetic Silicone Glazing Sealant is one-part acetoxy silicone ... reference purpose, not intended for use in preparing specification. OLV668 Advanced Acetic Silicone Glazing SealantPerformanceStandardMeasured ValueTesting MethodTest at 50± ... /T 13477Storage12 Months Advanced Acetoxy Glazing Silicone Sealant OLV668