Code Library › Volume 1 › Section 6.7 — Piping Systems

PART 6 — HEATING, VENTILATING AND AIR-CONDITIONINGUpdated for the 2024 Ontario Building Code

6.7.1.2.Clearances

(1) Clearances between combustible material and bare pipes carrying steam or hot water shall conform to Table 6.7.1.2.

                                                             Table 6.7.1.2.
                             Clearance Between Steam or Hot Water Pipes and Combustible Material
                               Forming Part of Article 6.4.2.1., Sentence 6.4.3.1.(2) and Article 6.7.1..2.

                               Steam or Water Temperature, °C              Minimum Clearance, mm
                                           Up to 95                              No clearance
                                       above 95 to 120                                15
                                          above 120                                   25

This provision includes a table — formatting is preserved from the source; refer to the official code for the authoritative layout.

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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.