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Welcome to Liquitek

Liquitek is an established 25 year young critical Water/ Waste Water business that delivers niche Engineered solutions throughout Australia, New Zealand and the South Pacific with offices in Brisbane, Sydney, Melbourne, Gold Coast and head office which includes in-house manufacturing facility in Adelaide. Along with Principal delivering multi-disciplined (Mech, Elec and Civil) engineering projects, Liquitek also offers economical and trusted equipment for our clients.


Our capabilities include:

  • In-house manufacturing
  • Process selection and design
  • Equipment supply and design
  • Project management and planning
  • Inhouse equipment installation
  • Inhouse equipment and process commissioning and testing
  • Site/ project specific documentation
  • Plant operation and maintenance
  • On-call breakdown services

Liquitek has a mature QA/QC system and is accredited to:

  • ISO 9001:2008 (quality)
  • ISO 14001:2004 (environment)
  • ISO 4801:2001 (safety)
  • ISO 3834.2:2008 (welding)


Our core business activities:

  • Biological wastewater treatment process systems and equipment including:
    • Sequential Batch Reactor (SBR), Membrane Bioreactor (MBR), Ultra Filtration (UF) and Rotating Biological Contactor (RBC) technology
    • Aeration (diffused, mechanical: surface, brush, jet)
    • Mixing (mechanical, compressed gas)
    • Decanting for intermittent processes
    • Cloth Media Filtration for a variety of applications
    • Process Control Systems for all treatment systems
  • UV disinfection, closed reactors & channel systems (for drinking water, process water, wastewater & stormwater)
  • Chemical make-up, storage and feed systems (powders & liquids)
  • Vacuum chemical feeding systems (liquids & gases)
  • Sludge Solar Drying for dewatered wastewater sludge
  • Sedimentation equipment including mechanisms and drives for clarifiers & thickeners
  • Drinking Water Bore process construction and upgrade
  • Complete technical support and spare parts service