We have detected that you are using Internet Explorer – an outdated browser which is no longer fully supported on this site. In 2020, the Internet Archive will remove Internet Explorer from its supported list of browsers, following advice from Microsoft Chief of Security, Chris Jackson.
Using an outdated browser such as Internet Explorer increases security risks and restricts functionality. As a result, modern websites such as this one may not work as they should. To access this site in full, please upgrade to an alternative, fully-supported browser
Not sure what category you product is under? Use the search below to get directly to the product page you need.
Keep weather out of hard-to-seal areas with US1100 UltraSpan weatherstrip.
Europe, Middle East & Africa
India & Pakistan
A pre-cured, 100% silicone weatherstrip, US100 UltraSpan remains elastic whatever the weather, repelling dirt to keep your buildings looking beautiful. Its low-modulus formula maintains optimal flexibility while working to minimize stress at transitions and joints.
US1100 UltraSpan can deliver exceptional performance to repair and restore failed sealants in joints, skylights, flashing, parapets, window perimeters, and on EIFS. Its distinctive ridged profile is highly effective and easy to apply.
US1100 UltraSpan weatherstrip is fully compatible with most silicone sealant and coating products by GE Silicones. Used together, they form a highly effective barrier system to seal out water and air.
US1100 UltraSpan weatherstrip is backed by world-class technical support and our extended limited warranty.
Proven long-term resistance to extreme temperatures, UV radiation, rain, and snow, with negligible change in elasticity.
Provides a watertight primary or secondary bridge seal over moving and non-moving joints.
Quick and easy to apply
Currently available in translucent and eight standard colors, custom colors are also available.
Available in 100-foot (30.5 m) rolls in standard widths:
Custom widths and shapes available.
Protect your building against wet weather, air intrusions, damaging UV and extreme temperatures, with GE Silicones Elemax™ Air and Water-Resistive Barrier Coatings.
Create a seamless, waterproof membrane - enhance and preserve building exteriors with GE Silicones Architectural Coatings.
Seal in lasting performance and energy efficiency in insulating glass systems. Secure sweeping views and enable modern architectural marvels with GE Silicones Insulating Glass Sealants.
Create flexible, weatherproof residential window and door systems that are made to last, with GE Silicones Residential Glazing Sealants.
Extend roof life by decades. Create seamless, waterproof barriers and stop leaks with GE Silicones Enduris™ Silicone Roof Coatings.
Push the boundaries of building design with time-tested, precision-engineered GE Silicones Structural Silicone Glazing (SSG) Sealants.