Aluminium Foil Butyl Rubber

True-ally aluminum butyl super waterproof magic seal tape is your helper at your fingertips. Our upgraded sealant tape can survive more than 30 years of continuous outdoor exposure and extreme weather. Works professionally on roof leaks, window sealing, RV awnings, gutters, down spouts, boats, personal watercraft, outdoor equipment, and more. Remove the release film and expose the adhesive. Stick the tape onto a clean surface. Press the tape to clean any air bubbles.  Make sure the construction surface is dry and clean.  Before attaching the tape, keep the target surface clean, dry, and oil-free. Peel off the released film and then apply this butyl sealant tape to the surface.