Indoor Design Temperatures

(1)  At the outside design temperature, required heating facilities shall be capable of maintaining an indoor air temperature of not less than,

    (a)   22°C in all living spaces,

    (b)   22°C in unfinished basements, and

    (c)   15°C in heated crawl spaces.

Article Ontario Regulation 332/12 Building Code,   Information published by for educational purposes only.