The Ontario Building Code | Combustible Elements in Noncombustible Construction
9.10.6.1. Combustible Elements in Noncombustible Construction
(1) Where a building or part of a buildingis required to be of noncombustible construction, combustible elements shall be limited in conformance with the requirements in Subsection 3.1.5.
In Plain Language
Combustible elements may be permitted within noncombustible construction under the specific conditions set out in this article, recognizing some combustible components are practical necessities even in otherwise noncombustible buildings.
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.