T and Cross Pipe Fittings Vent and Drainage
T and Cross Pipe Fittings (1) A T fitting shall not be used in a drainage system except to connect a vent pipe. (2) A cross fitting shall not be used in a drainage system. Article 7.2.4.1. Ontario Regulation 332/12 Building Code, O. Reg. 332/12: BUILDING CODE (ontario.ca) © Queen’s Printer for Ontario, 2021
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