Polyethylene/Aluminum/Polyethylene Composite Pipe and Fittings (1)  PE/AL/PE composite pipe and fittings used for potable water systems shall conform to CSA B137.9, “Polyethylene/Aluminum/Polyethylene (PE-AL-PE) Composite Pressure-Pipe Systems”. (2)  Except as provided in Sentences (3) and (4), PE/AL/PE pipe and fittings shall not be used in a hot water system.     (3)  PE/AL/PE pipe with a pressure rating of 690 […]

Polypropylene Pipe and Fittings (1)  Polypropylene pipe and fittings used for hot and cold potable water systems shall conform to CSA B137.11, “Polypropylene (PP-R) Pipe and Fittings for Pressure Applications”. Article 7.2.5.15. Ontario Regulation 332/12 Building Code,   O. Reg. 332/12: BUILDING CODE (ontario.ca) © Queen’s Printer for Ontario, 2021.

Private Sewers and Private Water Supply (1)  Private water supply pipes shall be designed and installed according to MOE PIBS 6881e, “Design Guidelines for Drinking-Water Systems”.               (2)  Private sewers shall be designed and installed according to MOE PIBS 6879, “Design Guidelines for Sewage Works”. Article 7.1.5.5 Ontario Regulation 332/12 Building Code,   Information published by oncodes.ca for […]

PVC Pipe and Fittings (1)  PVC water pipe, fittings and solvent cement shall be certified to CSA B137.3, “Rigid Polyvinylchloride (PVC) Pipe and Fittings for Pressure Applications” or CSA B137.2, “Polyvinylchloride (PVC) Injection-Moulded Gasketed Fittings for Pressure Applications”, and have a minimum pressure rating of 1 100 kPa. (2)  PVC water pipe and fittings in Sentence (1) […]

Reducing Valves (1)  Direct acting water pressure reducing valves for domestic water supply systems shall conform to CAN/CSA-B356, “Water Pressure Reducing Valves for Domestic Water Supply Systems”. Article 7.2.10.12. Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only

Relief Valves (1)  Temperature relief, pressure relief, combined temperature and pressure relief and vacuum relief valves shall conform to ANSI Z21.22 / CSA 4.4, “Relief Valves for Hot Water Supply Systems”. Article 7.2.10.11. Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only Note: The water tank relief valve is a safety device that […]

Saddle Hubs     (1)  Except as provided in Sentence (2), a saddle hub or fitting shall not be installed in drainage systems, venting systems or water systems.     (2)  A saddle hub or saddle clamp may be installed in a building drain or building sewer of nominal diameter not less than 8 in. and that is in […]