The Ontario Building Code | Design and Installation Requirements
9.33.1.1. design and installation Requirements
(1) The design and installation of central heating systems, including requirements for combustion air, shall conform to Part 6 and this Section.
(2) The design and installation of air-conditioning systems shall conform to Part 6.
(3) Repairs or component replacements that change the capacity or extent of safety of an existing heating, ventilating or air-conditioning system and that alter the method of operation shall conform to this Code.
In Plain Language
This article sets the general design and installation requirements for the heating systems covered in this Section.
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.