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What is a requirement for all gas-fired hot water heaters?

  1. They can be installed by anyone

  2. They must be monitored for leaks only

  3. They must be installed by a licensed plumber

  4. They must be installed without any permits

The correct answer is: They must be installed by a licensed plumber

All gas-fired hot water heaters must be installed by a licensed plumber to ensure the installation meets safety standards and local building codes. Licensed plumbers possess the necessary training and expertise to properly install these appliances, which is crucial because incorrect installation can lead to serious safety hazards, including gas leaks or improper venting. In addition, having a licensed professional ensures compliance with regulations that help protect the health and safety of occupants in residential and commercial buildings. The requirement to use a licensed plumber is in place to prevent unqualified individuals from attempting installations, which could lead to code violations and potentially dangerous situations. When it comes to gas appliances, adherence to safety protocols and local regulations helps to reduce risks and ensures that the system operates efficiently and safely.