Code Library › Volume 1 › Section 9.10 — Fire Protection
PART 9 — HOUSING AND SMALL BUILDINGSUpdated for the 2024 Ontario Building Code

9.10.11.4.Firewalls in Detached Garages

(1) Where a garage is detached from the dwelling unit it serves but attached to another garage on the adjacent property, the party wall so formed shall be constructed as a fire separation having a fire-resistance rating of not less than 45 min.
← Previous9.10.11.3. Construction of FirewallsNext →9.10.12.1. Termination of Floors or Mezzanines

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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.