The Ontario Building Code | Size
9.26.9.3. Size
(1) wood shingles shall be not less than 400 mm long and not less than 75 mm nor more than 350 mm wide.
In Plain Language
This clause sets minimum wood shingle dimensions: at least 400 mm long, and between 75 mm and 350 mm wide.
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.