7.2.6.3.Threaded Cast-Iron Drainage Fittings

(1) Threaded cast-iron drainage fittings shall conform to ASME B16.12, “Cast Iron Threaded Drainage Fittings.”

  (2) Threaded cast-iron drainage fittings shall not be used in a water system.

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Code text is reproduced for reference from the Ontario Building Code (O. Reg. 163/24, 2024 Building Code Compendium). This page is provided for general information and is not an official copy. Always verify requirements against the official Ontario Building Code and confirm with your local building department.