Rifeng’s oxygen barrier and plumbing PEX tubing meets ASTM F876 abd ASTM F877 standards. Its PEX-Aluminum-PEX tubing meets the ASTM F1281-2005 standard, as well. Fittings, manifolds and valves are also available from Rifeng.

Rifeng Tubing.  www.rifeng.com
Circle 234

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