It is used for house roof leakage, wall leakage, and water pipe leakage. 2. Waterproof and antitrust. 3. Durable for a long time. Specially designed to repair the leakage of tube roots, pipe corners, cracks, slot wiring, pipe joints, house roof, and wall crack It has the features of anti-corrosion and rust proof and fast drying. Dry time 20-25 minutes MULTIPURPOSE EXPANDABLE JUST SEAL IT: All Weather PU Foam Insulation Sealant is polyurethane-based & moisture-cured filling and insulation material. Form Factor: Paste ALL PURPOSE PU FOAM: It is ideal for sealing joints, cracks, gaps & holes in doors, windows, roofing & pipes while providing an excellent bond to lumber, plywood, and concrete LOWER ENERGY COSTS: The offered sealant perfectly fills, seals, and insulates gaps up to 1 inch, lowering your energy bills by keeping your heat or air conditioning on the INSIDE! INSULATOR & SOUNDPROOFING: This expandable sealant spray effectively improves thermal insulation in cooling systems & soundproofing applications on screens, partition walls, and car and boat cabins. HOW TO USE: Shake the can 5-10 times. Hold the can with the valve facing downwards, foam extrusion can be controlled accurately by varying the pressure by tilting the adapter.