PNG Industrial Documents Required

  •  Internal Piping Test Certificates
  •  Test Certificates of all fittings (valves/ pressure gauges/ regulators etc.)
  • 3rd Party Pressure Testing Certificate for internal piping work
  •  Internal Piping Layout Diagram (showing all fittings up to final user point) inside the customer’s premise
  •  A copy of the letter informing health & safety directorate with piping layout diagram inside the premise
  •  A letter by customer indemnifying MNGL against any kind of loss in case of leakage in internal piping