7.2.10.16.Air Admittance Valves

(1) Air admittance valves shall conform to ASSE 1051, “Individual and Branch Type Air Admittance Valves for
     Sanitary Drainage Systems.” (See Note A-7.2.10.16.(1))

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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.