EPDM is an extremely durable synthetic rubber roofing membrane widely used in low-slope roofing. EPDM is available in both black and white, and is sold a variety of widths and thicknesses it can be installed either fully adhered, mechanically attached or ballasted, with the seams of the roofing system sealed with adhesives.
PVC is a flexible thermoplastic membrane with hot air welded seams, reinforced with polyester fabric. This is a great choice for long term solutions for roofs which demand high performance at a lower life cycle cost. There is high UV resistance. It can be installed either fully adhered or mechanically fastened.