If you are looking for a reliable, heavy-duty adhesive that does quick repairs in a jiffy, nothing beats the flexibility and
strength of butyl tape. It does an excellent job providing a mess-free and air-tight sealing for RVs, windows, boats, glass, and even as an EDPM Rubber Roof Patching.
It adopts butyl rubber, poly isobutene as major raw materials blending, and then the surface attached to isolation paper, shape it in roll. It has good waterproof performance, so it is also known as butyl waterproof sealing adhesive tape.
Roof Sealing Materials Aluminum Foil Butyl Rubber Tape Self Adhesive Waterproof Membrane
Audited Supplier 
){kind=link}