The Ontario Building Code | Fastening
9.26.10.4. Fastening
(1) Shakes shall be fastened with nails located approximately 20 mm from the sides of the shakes and 40 mm above the exposure line.
In Plain Language
This roofing material must be fastened as set out in this article, covering fastener type and placement.
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.