Notice: This site currently shows the 2012/2017 edition of the Ontario Building Code. The current legally effective code is the 2024 edition (O.Reg. 163/24), in effect since January 1, 2025. Confirm current requirements at ontario.ca.
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The Ontario Building Code | Conformance to Standard

9.22.8.1. Conformance to Standard

(1) Factory-built fireplaces and their installation shall conform to CAN/ulc-S610-M, "Factory-Built fireplaces".

9.22.9. Clearance of Combustible Material

In Plain Language

Factory-built fireplaces must conform to the standard referenced in this article, ensuring these manufactured units meet recognized safety performance criteria.

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.