GNM Group provides more than just a plumber. We are a member of your commercial team, identifying problems, advising on cost effective solutions and responding to emergencies. Our approach ensures that services are realistic and sustainable matched to the life cycle of facilities. Our experience ensures we can advise on the best path for maintaining and installing services. We deliver results on:


  • High Pressure Jet Cleaning:  Leak detection and digital camera work of underground services compliment our maintenance division
  • Backflow and thermostatic mixing valves:   Installation and servicing of valves are a major part of our maintenance division
  • Commercial Plumbing Repairs: Emergency and scheduled maintenance services and upgrades for shopping centres, commercial offices, industrial buildings, mining camps, Council assets
  • CM3 Qualified:  Scheduled and responsive maintenance for areas exposed to the public