What does the gas code specify regarding gas piping size?

The gas code specifies that gas piping size must handle the maximum volume of all attached equipment. This requirement ensures that the gas supply to all appliances is adequate for their operation, preventing issues such as insufficient gas flow, which can lead to equipment malfunction or inefficiency. Proper sizing is critical for safety and performance, as too small a pipe can restrict gas flow and potentially cause appliances to operate improperly or fail to ignite.

Designing gas piping to accommodate the maximum volume also takes into account potential peak demands when multiple appliances are operating simultaneously, which is a common scenario in commercial settings. By following this guideline, the installation can effectively support all equipment, ensuring that they function optimally under varying loads. This approach not only focuses on the current needs but also anticipates future demands, making it a safe and practical choice for any gas installation.