The Ontario Building Code | Solder-Joint Water Fittings
7.2.7.6. Solder-Joint water Fittings
(1) Except as provided in Sentence (2), solder-joint fittings for water systems shall conform to,
(a) ASME B16.18, "Cast copper Alloy Solder Joint pressure Fittings", or
(b) ASME B16.22, "Wrought copper and copper Alloy Solder Joint pressure Fittings".
(2) Solder-joint fittings for water systemsnot made by casting or the wrought process shall conform to the applicable requirements of ASME B16.18, "Cast copper Alloy Solder Joint pressure Fittings".
In Plain Language
Except in a specific case, solder-joint fittings for water systems must conform to the referenced ASME standard for cast copper alloy solder-joint pressure fittings.
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.