Flat Roof Repair EPDM Rubber Roof Membrane -This is what happens to single-ply membranes that are not protected against harmful ultraviolet light. EPDM Rubber Membrane is a thin synthetic rubber made using the same material as that of an inner tube of a car tire. This roofing material is very widely used in the United States on commercial roofs. It is by far the worst rubber roof on the market.
https://flatroofdoc.com