X-Seal Hydrophobic Polyurethane Sealant - 20/8 Oz. Bottles Part No. SG-XS20 Bonds and seals concrete, metal, plastic, wood and pre-cast connections, and expands to fill voids and seal all substrates. X-Seal is a single component, hydrophobic polyurethane sealant. It is applied when assembling chambers, manhole sections and vaults, creating a super-strong and infallible seal. It can also be used for attaching or adjusting rings and manhole frames to the concrete cone, alongside many others: * Roof Bolts * Vaults * Tunnels * Dams * Earthen and Concrete * Slurry Walls * Concrete Pipe * Flumes With the global trend moving toward stricter guidelines and legislation, this product provides the peace of mind you need when working with long term infrastructure. Simple, low cost, hassle free and guaranteed.