Silicone Ultra- Gutter & Flashing



This 100% silicone , high performance sealant features superior adhesion to many surfaces. It provides a weathertight seal that remains flexible and is tough enough to stand up to the elements. Ideal for sealing gutters, flashing, downspouts, lap joints, roof vents and siding.

aluminum/metal, concrete, mortar, plastic, rubber, stone, vinyl, wood


  • Permanently flexible/non-shrinking
  • Superior adhesion to metal, wood, masonry and vinyl
  • Weatherproof and watertight seal


Meets or exceeds performance requirements of Federal Specification TT-S-001543A Class A (COM-NBS) and TT-S-00230C Class A (COM-NBS) ASTM C-920, Type S, Grade NS, Class 25, 13-M82.

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SKU Listing
Product # Color Size Safety Data Sheet UPC
W43101010 Clear 10.0 fl. oz. Download 023275001176
Product #1
Product # W43101010
Color Clear
Size 10.0 fl. oz.
Safety Data Sheet Download
UPC 023275001176