The Ontario Building Code | Transition Solvent Cement
7.2.5.11. Transition Solvent cement
(1) Solvent cement for transition joints shall conform to,
(a) CAN/CSA-B181.1, "Acrylonitrile-Butadiene-Styrene (ABS) Drain, Waste, and vent pipe and pipe Fittings", or
(b) CAN/CSA-B181.2, "Polyvinylchloride (pvc) and Chlorinated Polyvinylchloride (Cpvc) Drain, Waste, and vent pipe and pipe Fittings".
(2) Transition solvent cement shall only be used for joining an ABS plumbing system to a pvc plumbing system.
In Plain Language
Solvent cement used for transition joints (connecting different pipe materials) must conform to the specific referenced standards appropriate to the particular pipe materials being joined.
This is a plain-language summary of the 2012/2017 Ontario Building Code text above, for general understanding only and not a substitute for the Code. Always confirm current requirements against the 2024 edition (O.Reg. 163/24) or a qualified professional before construction.