The Ontario Building Code | Installation
9.26.16.1. installation
(1) Polyvinyl chloride sheet applied roofing membrane shall be installed in accordance with cgsb 37-GP-55M, "application of Sheet Applied Flexible Polyvinyl Chloride Roofing Membrane".
9.26.17. Concrete Roof tiles
In Plain Language
This roofing product must be installed as set out in this article, addressing its particular application requirements.
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.