Slip Coupling 1.cUPC,ACS ,NSF,PATENT approved 2,Market: USA & Canada Europen country 3 ... 8" 1/2" 3/4" 1" Certified to cUPC NSF ACS CE PATENT.Connects Copper,PEX and CPVC pipe in any ... 200°F (93 °C) 6,Advantage a, Saves Time & Money, b, Simple Install & Operation,(push connect by hands) c, Flexible&Lightweight ... 50 years Email: carola @ zjlinbocopper.cn Slip Coupling(cUPC,ACS ,NSF PATENT approved)