9.33.3. Design Temperatures

9.33.3. Design Temperatures
9.33.3.1. Indoor Design Temperatures
  1. At the outside winter design temperature, required heating facilities shall be capable of maintaining an indoor air temperature of not less than
    1. 22°C in all living spaces,
    2. 18°C in unfinished basements,
    3. 18°C in common service rooms, ancillary spaces and exits in houses with a secondary suite, and
    4. 15°C in heated crawl spaces.
9.33.3.2. Outdoor Design Temperatures
  1. The outdoor conditions to be used in designing heating and air-conditioning systems shall be determined in conformance with Article 1.1.3.1.