Code Library › Volume 1 › Section 7.2 — Materials and Equipment
PART 7 — PLUMBINGUpdated for the 2024 Ontario Building Code

7.2.10.1.Floor Flanges

(1) Brass floor flanges shall conform to CSA B158.1, “Cast Brass Solder Joint Drainage, Waste and Vent Fittings.” (2) ABS floor flanges shall conform to CSA B181.1, “Acrylonitrile-butadiene-styrene (ABS) drain, waste, and vent pipe and pipe fittings.” (3) PVC floor flanges shall conform to CSA B181.2, “Polyvinylchloride (PVC) and chlorinated polyvinylchloride (CPVC) drain, waste, and vent pipe and pipe fittings.” (4) Cast iron, copper and aluminum floor flanges shall be suitable for the purpose.
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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.