MarkhamBuilding InspectionsInspections

Swinging Door Standards And Performance For Housing

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: Swinging Door Standards, Performance and Resistance to Forced Entry for Housing
For: builder
Building types: All building types
Pages: 2
Instruments: AAMA/WDMA/CSA 101/I.S.2/A440, North American Fenestration Standard/Specification for Windows, Doors, and Skylights · CSA A440S1 · CAN/CSAO132.2 Series, Wood Flush Doors · SB-12

Overview

Builder Tip No. 60 of Markham's Building Standards Department, dated January 1, 2025 and updated to the 2024 OBC, linked on the City's Builder Tips page as swinging door standards, performance and resistance to forced entry, among the housing tips under the 2024 Ontario Building Code. It quotes Articles 9.7.4.1. to 9.7.4.3. on manufactured doors, performance Class R, labelling of exterior wood doors under CAN/CSA O132.2, and SB-12 Article 3.1.1.10. on RSI 0.7 for doors, and notes that side and garage entrance doors meet the main door's standards.

What it covers

9.7.4. Manufactured Windows, Doors and Skylights
9.7.4.1. Application
9.7.4.2. General
9.7.4.3. Performance Requirements
SB-12 -3.1.1.10. Minimum Thermal Resistance of Doors
Objective

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