Crosslinked Polyethylene/Aluminum/Polyethylene Composite Pipe and Fittings
(1) PEX/AL/PEX composite pipe and fittings used for potable water systems shall conform to CSA B137.10, “Crosslinked Polyethylene/Aluminum/Crosslinked Polyethylene (PEX-AL-PEX) Composite Pressure-Pipe Systems”.
Article 7.2.5.14. Ontario Regulation 332/12 Building Code, O. Reg. 332/12: BUILDING CODE (ontario.ca) © Queen’s Printer for Ontario, 2021.