The Ontario Building Code | Installation
9.26.17.1. installation
(1) Concrete roof tiles shall be installed according to CAN/CSA-A220.1-M, "installation of Concrete Roof tiles".
9.26.18. Roof Drains and Downspouts
In Plain Language
This roofing product must be installed as set out in this article, covering the specific method needed for this material to perform properly.
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.