PART 7 — PLUMBINGUpdated for the 2024 Ontario Building Code

7.7.3.1.Conformance to Standards

(1) Except as provided in Article 7.7.2.4., non-potable water systems for re-use purposes shall be designed, constructed and installed to conform to good engineering practice appropriate to the circumstances such as described in (a) the ASHRAE Handbooks, (b) ASPE Data Books, or (c) CAN/CSA-B128.1, “Design and Installation of Non-Potable Water Systems.”

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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.