MarkhamBuilding InspectionsInspections

Fire Sprinkler Of Furnace Rooms In Houses With Two Dwelling Units

Published by City of Markham

This is the City of Markham’s document, as published on its website on 18 October 2026. The municipality may have changed it since: check the current version at the source. Legal notice

Type: Guide
Published by: City of Markham
Date: January 1, 2025
Also called: Fire Sprinkler of Furnace Rooms in Houses with Two Dwelling Units
For: builder
Building types: All building types
Pages: 3
Instruments: Ontario Fire Code · NFPA 13D- 2016

Overview

Builder Tip No. 107 of the City of Markham Building Standards Department, dated January 1, 2025, on houses with a secondary suite, filed with the City's housing tips under the 2024 Ontario Building Code. It quotes the Building Code Act roles, Sentence 9.10.9.16.(4) on Type X gypsum smoke-tight barriers, Sentences 7.6.1.3.(5) and (6) on shut-off valves, Fire Code Article 9.8.2.3. and NFPA 13D on sprinklers over fuel-fired appliances. Its objective presents sprinklering the furnace room in place of a rated ceiling, and water service and isolation valves.

What it covers

Building Code Act
Ontario Building Code
9.10.9.16. Separation of Residential Suites
7.6.1.3. Control and Shut-Off Valves
Ontario Fire Code
9.8.2.3. Alternative protection for ceilings
Objective

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