CRL Black GE® 1000 Contractors Silicone Sealant

The GE® 1000 Silicone Sealant is the ideal solution for general purpose glazing and curtainwall sealing, offering a remarkable ±25% joint movement capability.
Designed for reliability, this one-part acetic cure silicone is perfect for applications like sheet metal, skylights, and air conditioning systems.
It performs optimally in temperatures ranging from -40˚ to 400˚F and can be applied even in cold outdoor conditions down to -35˚F, provided surfaces are clean, dry, and frost-free.
This versatile sealant meets rigorous standards, including ASTM C-920 and Federal Specifications, making it a top choice for those seeking durability and performance in their sealing needs.
Note that it is not recommended for structural glazing or use with certain materials like masonry.