‹ IFGC 2027
2027 International Fuel Gas Code

Chapter 4Gas Piping Installations

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Question 1 1.

For piping materials other than steel pipe and CSST, what is the maximum permitted spacing interval for the yellow label marked 'Gas' on exposed piping?

Question 2 2.

A technician is installing exposed copper gas piping across a commercial basement corridor. Where is the required yellow label marking NOT required on the piping?

Question 3 3.

Where two or more gas meters are installed on the same premises to serve separate consumers, what is the restriction regarding interconnections?

Question 4 4.

At what installation elevation above sea level must the volumetric flow rate of gas to be provided be adjusted for altitude?

Question 5 5.

In a commercial kitchen design, multiple gas cooking appliances are being connected. What is the standard basis for sizing the gas piping system?

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