The Ontario Building Code | Solar Domestic Hot Water Systems
7.6.1.13. Solar Domestic Hot water Systems
(1) Except as provided in Sentence (2), a system for solar heating of potable water shall be installed in accordance with good engineering practice.
(2) Packaged systems for solar heating of potable water in residential occupancies shall be installed in conformance with CAN/CSA-F383, "installation of Packaged Solar Domestic Hot water Systems".
In Plain Language
Solar domestic hot water systems have their own specific requirements in this article, addressing how these systems must be integrated safely with the rest of the water distribution system.
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.