What you'll learn?

  • Checking the intended installation site.
  • Types of meter boxes and housings
  • The gas connection and meter outlet
  • Securing the meter correctly
  • Ventilation requirements (if any)
  • Tightness testing
  • Inlet & operating pressures
  • Commissioning and testing operation of the meter
  • Labelling the meter and recording installation details
  • Other ‘site specific’ checks and tests


MET4 Domestic and small commercial Gas Meters (up to U40 sizes), covers what you’ll need to know in order to safely install & commission domestic gas meters.

MET4 training is normally completed within half a day, plus additional time to sit the theory & practical assessments.


  • Install Domestic/Commercial Diaphragm Gas Meters - MET4