Product Details
This super thick rubberized paste is the thickest and strongest clear sealant paste available, designed to provide powerful performance with an invisible finish that preserves the original look of your projects. It is ideal for filling large gaps, cracks, and holes, creating a strong, flexible, and waterproof seal thanks to its advanced hydrophobic formula, which allows it to work even underwater. The paste is suitable for various applications including foundation and concrete repair, sealing out rodents and pests, bath and shower repairs, indoor and outdoor projects, roof repairs, RV and motorhome repairs, auto and boat repairs, as well as lawn and garden projects. It adheres to a wide range of materials such as wood, glass, tile, concrete, aluminum, metal, brick, stucco, masonry, copper, fabric, fiberglass, ceramic, porcelain, natural stones, roofing materials, PVC, EIFS, EPDM, CSPE, Hypalon polyurethanes, and more. Flex Paste begins curing when exposed to air, moisture, and humidity, skinning within 15 to 30 minutes, with a full cure reached in 24 to 48 hours; it is recommended to allow each coat to dry before applying additional coats.








