Uponor, formerly Wirsbo, an international supplier of PEX-a plumbing radiant heating and cooling and fire safety systems for residential and commercial buildings, joins several other organizations as a leading member of GreenMech, including Carrier, NIBCO, International Association of Plumbing and Mechanical Officials (IAPMO), Ferris State University, Legend Valve, Mechanical Contractors Association of America, ABCO Refrigeration, Watts Radiant, United Association (UA), Floor Heat Company, Mechanical Contracting Education & Research Foundation (MCERF), Legend Hydronics, Bacharach, Fieldpiece, HVAC Excellence, and Mechanical Services Contractors of America (MSCA).