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Sioux Chief 637 Series elbow adapters for ASTM F1807 PEX shall be used where necessary in plumbing systems for distribution of hot or cold water. Adapters shall be made from copper tube and include brass FIP swivel nut with EPDM gasket for connection to MIP threads. Adapters shall be listed to appropriate standards including ASTM fitting end specifications.
Sioux Chief Crimp™ 637X235 Elbow Adapter, 1/2 in F1807 PEX x 3/4 in FIP Swivel, Brass