The Ontario Building Code | Restricted Locations of Indirect Connections and Traps
7.4.3.2. Restricted Locations of Indirect Connections and Traps
(1) Indirect connections or any trap that may overflow shall not be located in a crawl space or any other unfrequented area.
In Plain Language
Indirect connections and traps are restricted from certain locations, addressing situations where placing them in the wrong spot could create sanitation, access, or maintenance problems.
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.