MarkhamBuilding InspectionsInspections

Ceramic Tile Flooring On Panel Type Subfloor

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: Ceramic Tile Flooring on Panel Type Subfloor
For: builder
Building types: All building types
Pages: 2

Overview

Builder Tip No. 86 from the City of Markham Building Standards Department, dated January 1, 2025, one of the City's housing tips under the 2024 Ontario Building Code. It quotes Subsection 9.30.6., Ceramic Tile, and Articles 9.23.15.3., 9.30.2.1. and 9.30.2.3. to 9.30.2.5. on mortar beds and adhesive, edge support with tongue-and-groove or 38 mm blocking, panel-type underlay, nail and staple lengths and spacing, joints offset 200 mm, and patched surface defects. Its objective names floor movement as the cause of cracked tile and shows the scratch coat method.

What it covers

9.30.6. Ceramic Tile
9.30.6.1. Substrate
9.23.15.3. Edge Support
9.30.2.1. Required Underlay
9.30.2.3. Fastening
9.30.2.4. Joints Offset
9.30.2.5. Surface Defects
Objective

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