Roof Protector Underlayment Roll Suitable for many occasions and applications, this product helps leaks, roof cracks, and balcony leaks. It can be used for waterproofing, antiseepage, and moistureproofing on roofs, metal surfaces, gutters, balconies, basements, cabins, roof gardens, and interior projects. Stops leaks and provides lasting peace of mind. Durable Material: Asphalt sealing tape made of selfadhesive polymer modified asphalt plus aluminum foil. Thick and sticky, it does not shrink, is antiaging, flame retardant, heatinsulating, strong and durable, with good sealing properties. Just stick it on to prevent leaks. SelfAdhesive Roofing Felt: The waterproofing membrane can be cut according to needs, offering a long service life and maintaining a good seal over time. Installation is quick and seamless, requiring only peeling off the loose film and applying sealing tape where needed. Protection: Acts as a reliable barrier against water penetration, providing essential protection for your roof and helping prevent costly damage. Applications and use scenarios Emergency roof leak on flat or sloped roofs and balcony decks, enabling rapid sealing to stop leaks and reduce water intrusion. Waterproofing and moisture control on metal surfaces, gutters, basements, cabin roofs, and roof gardens, helping prevent seepage and longterm damage. Interior project moisture protection during renovations or builds, providing a dependable seal for ceilings, walls, and other susceptible areas.