GS-1 Neutral Cure Silicone
GS1 is a one-part, medium modulus, high purity silicone formulation which uses no filler extenders or non-curing plasticizers. It is designed for residential in-plant glazing applications, field glazing and window installation. It offers primerless adhesion to PVC for use as a primary backbedding compound. GS1 cures in the presence of moisture and oxygen to provide excellent resistance to cold, rain, ozone, heat and sunlight.