The Ontario Building Code | Fire Alarm and Detection System
220.127.116.11. Fire Alarm and Detection System
(a) a fire alarm system and electrically supervised annunciator conforming to Subsection 3.2.4.,
(b) a system of smoke detectors located,
(i) on the ceiling of each storey in the vicinity of the openings="http://thehandyforce.com/windows/" title ="Window installer in Toronto">openings through floor assemblies described in Article 18.104.22.168., except within dwelling units, heat detectorsmay be installed instead of smoke detectors, and
(ii) as required for the activation of the smoke control system described in Sentences 22.214.171.124.(3), (4), (6) and (7), and
(c) facilities for transmitting a signal to the fire department in conformance with Article 126.96.36.199.