Olefin is a synthetic (manufactured) material. It's also known as polypropylene, a type of thermoplastic used to make a wide range of household products, medical devices and more. Because it's ...

The MRac TPO Roof Mounting Structure System can be applied to trapezoidal flat metal rooftops via a thermoplastic polyolefin (TPO) waterproof membrane. “This membrane has a lifecycle of over 25 ...