Code Library › Volume 1 › Section 7.5 — Venting Systems
PART 7 — PLUMBINGUpdated for the 2024 Ontario Building Code

7.5.7.5.Yoke Vents

(1) Yoke vents required by Sentence 7.5.4.3.(1) are permitted to be one NPS smaller than the NPS of the smallest pipe to which they are connected
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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.