Wabo® FS Bridge Seal is a pre-compressed, foam-supported silicone bridge joint system. The Wabo® FS Bridge Seal is comprised of a 100% acrylic impregnated polyurethane foam seal coated with a highway grade UV Stable silicone. The foam seal is designed to be permanently bonded to the joint substrate with a user-friendly field applied Wabo® Gel Adhesive.