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Sioux Chief ASTM F2159 Crimp™ polymer PEX fitting system shall be used in hot and cold water distribution systems. Fittings are approved for use with ASTM F876 PEX tubing with copper crimp ring or stainless steel compression sleeve.
Sioux Chief PowerPEX® 646PX2 Straight Adapter, 1/2 in F2159 PEX x 1/2 in MIP, Polyphenylsulfone