Whether You Own A Metal roof, Rubber Roof, Foam Roof, EPDM Roof, Ply Roof, Built-Up Roof, TPO Roof, PVC Roof, Or Modified Bitumen Flat Roof / Low Slope Roof. Single Ply roofing membranes provide a variety of materials to choose from. Their main characteristic is that they are designed to be installed in one layer. They also exhibit great flexibility