5003.2.2 Piping, tubing, valves and fittings.
FC § 5003.2.2
Piping, tubing, valves and fittings conveying hazardous materials, except piping for inlet connections to prevent backflow or piping for pressure relief devices, shall be designed and installed in accordance with approved standards and FC 5003.2.2.1 and 5003.2.2.2.













