Proven Performance: GAF releases aged TPO study
Introduced as a roofing membrane in the 1960s, and first marketed in the U.S. as a commercial roof membrane in the early 1990s, thermoplastic polyolefin (TPO) has, within the last two decades, become the fastest growing commercial roof membrane on the market. TPO now represents nearly 50 percent of the installed low-slope roofing in the …
