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The SIOUX CHIEF 558-4 tube insulator is designed for 1 inch CTS piping in residential or commercial applications. It fits into 1-3/8" hole for wood studs or 1-11/32" hole for metal studs. The split design allows for use after piping run, ensuring efficient insulation.
The tube insulator is compatible with copper, PEX, and CPVC tubing. It is made of polyethylene and has a temperature rating of 180 deg F.
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