Code Library › Volume 1 › Section 9.26 — Roofing
PART 9 — HOUSING AND SMALL BUILDINGSUpdated for the 2024 Ontario Building Code

9.26.1.3.Alternate Installation Methods

(1) Methods described in CSA A123.51, “Asphalt shingle application on roof slopes 1:6 and steeper,” are permitted to be used for the installation of asphalt shingles in lieu of the methods described in this Section.
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Code text is reproduced for reference from the Ontario Building Code (O. Reg. 163/24, 2024 Building Code Compendium). This page is provided for general information and is not an official copy. Always verify requirements against the official Ontario Building Code and confirm with your local building department.