A rubber-based (Butyl Rubber) product that has been formulated with hydrophilic compounds that allow it to expand in a controlled fashion when exposed to moisture, thereby sealing off leaks and restoring long-term, watertight joint integrity. It can be used in depths of up to 100 feet and comes in 3/4" x 1” & 1" trapezoid. It is suitable for use with: Manholes, Box Culverts, Double Pours, Containment Structures, Concrete Slabs, Bridge & Deck Abutments, Large Septic Tanks, Wall or Floor Penetrations, Tunnels, Cold Joints, Retaining Walls, Controlled Environment & Utility Vaults, Water & Wastewater Treatment Facilities.

Features
Provides watertight seal in cold joints
Controlled swell on contact with water
Penetrates into poorly consolidated surfaces