Septic Tank Repairs, Servicing & Maintenance

Expert AWTS, Absorption Trench and Septic Tank repairs and maintenance. Servicing Newcastle, Maitland, Hunter Valley & Central Coast

Our fully qualified technicians provide complete septic tank repairs and servicing solutions for all brands of both commercial & domestic wastewater systems.

Our wastewater service covers installation, repairs, spare parts and maintenance of septic tanks, aerated wastewater treatment systems, commercial septic systems, and water recycling plants, as well as pump outs and other tailored on-site wastewater services.

The Garden Master team are committed to servicing and supporting you long after your aerated wastewater treatment system is in the ground. 

septic tank repairs

NSW Health requires that your septic system gets serviced every three months to maintain its high-level performance.


Annual service contracts are available for all of our systems. Always ring your service provider as soon as an alarm comes on.

Our team provides comprehensive checks and tests to ensure you get the most out of your wastewater system.

  • Air Pump/Water Pump (filter/pressure)
  • Replenish the supply of Chlorine tablets and Free Chlorine
  • Water Clarity
  • The condition of Internal pipes/components
  • Adjust skimmer and sludge return (as required)
  • Electrical and Alarm System
  • Sludge Accumulation
  • Irrigation System

We offer one-off repairs to your septic tank or regularly scheduled services in the following regions:

  • Newcastle
  • Maitland
  • Cessnock
  • Hunter Valley
  • Singleton
  • Muswellbrook
  • Port Stephens
  • Lake Macquarie
  • Central Coast
rural dual septic tanks

Septic Tank Pump-Out

During your service, our qualified technician will advise you when a pump-out will be required.

Garden Master will be happy to advise and assist in this matter.  Depending on the individual usage of your septic system, a slow but gradual accumulation of Non-biodegradable matter will lead to the need for pump-out.

How often pump-outs are required will depend on how large the tank is and how many people use the system.

We recommend that our systems are pumped out every 5 to 7 years.

We’re available 7 days a week – contact us today to find out more!

With more than 30 years of experience, you can rely on us to provide you with the best wastewater treatment products and services available.