Plumber Red Seal · Question
Which Canadian standard is primarily referenced for the installation of gas-fired appliances, including domestic hot water heaters?
CSA B149.1 is the specific Canadian standard that governs the installation of natural gas and propane-fired appliances, including hot water heaters, ensuring th
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Question: Which Canadian standard is primarily referenced for the installation of gas-fired appliances, including domestic hot water heaters?
Answer options: ✅ CSA B149.1, Natural Gas and Propane Installation Code
- CSA B51, Boiler, Pressure Vessel, and Pressure Piping Code
- CSA Z240.4.1, Installation requirements for manufactured homes
- CSA C22.1, Canadian Electrical Code, Part I
Correct answer: CSA B149.1, Natural Gas and Propane Installation Code
Explanation: CSA B149.1 is the specific Canadian standard that governs the installation of natural gas and propane-fired appliances, including hot water heaters, ensuring their safe and proper operation. CSA B51 relates to boilers and pressure piping, CSA Z240.4.1 to manufactured homes, and CSA C22.1 is the electrical code.
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