Sioux Chief PowerPEX(R) 1/2"x 300' PEX Expansion Oxygen Barrier Tubing

Sioux Chief PEX-A tubing is produced using a Peroxide method. During the manufacturing process, free radicals are created when HDPE polymer is melted and cross-links between molecules occur at temperatures that exceed the decomposition temperature of the polymer. PEX-A has been in use for over 50 years, far longer than any other type of PEX. PEX-A has the highest degree of cross linking. The properties in PEX-A tubing make it the most flexible PEX available. The shape memory of PEX-A allows PEX-A tubing ...