• Easy to Use for General Purpose Glazing
• ±25% Joint Movement Capability

GE® 1000 is a one-part acetic cure silicone sealant designed for general purpose glazing and curtainwall sealing applications where long-term reliability is required.


Basic Uses Well suited for general sealing applications such as sheet metal, skylights, ventilators, air conditioning systems, metal or plastic signs, glass block structures, and as a bedding for marine hardware. GE® 1000 retains its cured properties from -40˚ to 400˚F (-40˚ to 204˚C). It can be applied at outdoor temperatures as low as -35˚F (-37˚C) provided only that surfaces are clean, dry, and frost-free.

Technical Data It meets or exceeds the following specification standards: Federal Specifications TT-S-001543A (COM-NBS) Class A for silicone building sealants, and TT-S-00230C (COM-NBS) Class A for one component building sealants; ASTM C-920, Type S, Grade NS, Class 25, Use NT, G, A and O; CAN/CGSB-19.13-M87. USDA, FDA, NSF Status.

Limitations GE® 1000 Contactors Silicone Sealant is not intended for structural glazing, or for use on masonry. Check cartridge label and Specification Data Sheet for additional limitations.

Comparable Sealants CRL: 33S. Dap: 100% Silicone. Dow Corning®: 999-A; 786; 732; 700; Glazing Silicone; General Purpose; Commercial Grade 100%; Tub, Tile & Ceramic; HVAC/R. GE®: 1200 Construction, 1700 Sanitary. Tremco®: Proglaze, Tremsil 200, TremPro 644. OSI: HM-270. Pecora: 860, 863. Sonneborn: OmniPlus. Sika®: SikaSil®-GP.


Product Warning:

Not recommended for structural glazing; aquariums; bathrooms; concrete, marble, limestone, lead, zinc, or below water; mirror installations without the approval of the mirror manufacturer. Not recommended for glazing of two-part silicone edge-sealed insulating glass units. Check cartridge label and Specification Data Sheet for additional limitations.