Code Library › Volume 1 › Section 9.38 — Log Construction
PART 9 — HOUSING AND SMALL BUILDINGSUpdated for the 2024 Ontario Building Code

9.38.1.2.Requirement for Wood Preservative

(1) The portion of any log coming in contact with masonry or concrete at or below grade shall be treated with a wood preservative to prevent decay.
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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.