The Ontario Building Code | Annunciators
3.13.5.5. Annunciators
(1) An annunciator shall be installed,
(a) in a location that is readily accessible to firefighters entering the building, and
(b) in the rapid transit station,
(i) in a designated collector’s booth, or
(ii) within viewing distance of a designated collector’s booth.
In Plain Language
An annunciator must be installed in a location readily accessible to firefighters entering the building, and within the station, either in or within viewing distance of a designated collector's booth.
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.