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

9.26.4.7.Intersection of Built-Up Roofs and Walls Other Than Masonry

(1) The intersection of built-up roofs with walls clad with other than masonry shall have a cant strip at the intersection. (2) The roofing membrane shall be mopped over the cant strip referred to in Sentence (1). (3) Flashing plies shall extend not less than 150 mm up the wall referred to in Sentence (1) behind the sheathing paper.
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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.