7.2.5.8.CPVC Pipe, Fittings and Solvent Cements

(1) CPVC hot and cold water pipe, fittings and solvent cements shall be conform to CSA B137.6, “Chlorinated
          polyvinylchloride (CPVC) pipe, tubing and fittings for hot and cold water distribution systems.”

          (2) The design temperature and design pressure of a CPVC piping system shall conform to Table 7.2.5.8.
                                                            Table 7.2.5.8.
                                  Maximum Permitted Pressure for CPVC Piping at Various Temperatures
                                                  Forming Part of Sentence 7.2.5.8.(2)

                                  Maximum Temperature of Water, °C    Maximum Permitted Pressures, kPa
                                               10                                 3150
                                               20                                 2900
                                               30                                 2500
                                               40                                 2100
                                               50                                 1700
                                               60                                 1300
                                               70                                 1000
                                               82                                  690

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.