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What CPN covers plastic piping joints and fittings?

  1. 5.6.6

  2. 5.6.7

  3. 5.6.8

  4. 5.6.5

The correct answer is: 5.6.8

The section that covers plastic piping joints and fittings is indeed referenced as CPN 5.6.8. This part of the code provides specific guidelines and standards for the installation and handling of plastic piping systems, ensuring they meet safety and performance criteria. The focus in this section includes aspects such as the types of fittings permissible, the methods for joining them, and the materials that can be used, which are crucial for maintaining the integrity and safety of gas systems. Understanding these standards is vital for gas fitters, as improper installation or use of non-compliant materials can lead to hazardous situations. Always consult the latest codes to ensure compliance and safety in all installations.