Package Content: 1 x Waterproof Aluminum Foil Tape (Silver). Clean the substrate, apply sealing tape and press it. No grounding required to save valuable time. Long-lasting Effect: You can use butyl sealing tape to seal the environment between -40°C and 120°C. Safe and durable sealing of roof seams, joints and protrusions. Environmental protection: The tape is made of pure butyl rubber, and there is no possibility of impurities or defective materials mixing into our products. Perfect liability: Due to its strong adhesion and flexibility, you can install waterproof tape on most surfaces, preferably flat, curved or square. Applicable scenarios: Waterproof tape is widely used in pond membranes, roof construction, surface cracks, RV maintenance, window and boat seals, glass and roof repairs, caravans, containers, drainage ditches, buildings, facades, roofs, windows, garden sheds.