Uponor’s PEX pipe and ProPEX ASTM F1960 expansion fittings are now available in 2 1/2” and 3” sizes, offering professionals the ability to design and install even more commercial piping systems with PEX. The pipe offering, which includes AquaPEX for potable-plumbing applications and Wirsbo hePEX oxygen-barrier pipe for hydronic heating and cooling applications, is available in various coil lengths and straight lengths to meet any application need.