PART 7 — PLUMBINGUpdated for the 2024 Ontario Building Code
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7.2.7.5.Solder-Joint Drainage Fittings
(1) Solder-joint fittings for drainage systems shall conform to
(a) ASME B16.23, “Cast Copper Alloy Solder Joint Drainage Fittings: DWV,” or
(b) ASME B16.29, “Wrought Copper and Wrought Copper Alloy Solder Joint Drainage Fittings – DWV.”
(2) Solder-joint fittings for drainage systems 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.