The Ontario Building Code | Outdoor Design Temperatures

9.33.3.2. outdoorref ="http://thehandyforce.com/doors/" title ="Toronto Door installer">door Design temperatures

(1) The outdoorref ="http://thehandyforce.com/doors/" title ="Toronto Door installer">door conditions to be used in designing heating, ventilating and air-conditioning systems shall be the appropriate values for the location as set out in MMAH Supplementary Standard SB-1, "Climatic and Seismic Data", using 2.5 percent design temperature criteria.

9.33.4. Carbon Monoxide Alarms