• With our solutions, you will:
  • Slash your utilty bills or be energy independent
  • Conserve water and save a fortune
  • Make your home greener and more comfortable!
  • Protect our environment and act on climate change!

Water Tanks

Water Storage  


Why pay for water? From slimline to round and steel water tanks, choose G-Store – Melbourne’s leading water tank supplier, for your ideal storage solution


With a huge choice from underground rainwater tanks to slimline and everything else you need, G Store is the place to shop!

Expert advice and a full range of cheap rainwater tanks, pumps and accessories means you can be set up with a complete system to suit in minutes with local delivery to Melbourne, Sydney, Canberra, Adelaide, Brisbane and in many parts of regional Australia including Ballarat & Geelong and Newcastle. 

  • Avoid water restrictions during droughts
  • Take control of your water quality and use - in home - in garden
  • SAVE on huge mains water bills
  • Meet six star building standards for rainwater flushing
Water Storage  
Large Plastic Water Tanks when space is not an issue  

Large Round Plastic Water Tanks

  • Lowest cost storage per litre
  • Ideal when space is not an issue
  • Huge range of colours


Slimline Plastic Water Tanks for tighter spaces  

Slimline Plastic or Steel Water Tanks

  • Huge range of heights, widths and shapes to fit tighter spaces or under windows
  • Cube Tanks have small footprint
  • ThinTanks can be also used as attractive garden walls
  • Colours to suit any look


Round Steel or Slimline Steel Custom Water Tanks   

Steel Water Tanks

  • Buy a standard size tank
  • Or custom make a slimline or round tank to fit your available area exactly
  • Fire Resistant
  • 20 Year Warranty


 Atlantis underground tank  

Underground Water Tanks and Storage

  • Huge storage potential without taking up any useful space above ground
  • Place them under lawns, driveways and carparking areas or turn an old swimming pool into storage
  • Atlantis Tanks can be configured for Rainwater Harvesting, Stormwater, Rentention or Detention in capacities only limited by the area available
  • Concrete Tanks in standalone capacities up to 30,000 litres or linked together
  • Modular plastic tanks joined together at up to 5000 litres a tank


 Eco sac bladder water tank under house  

Underdeck or Under House Tanks

  • Underdeck Plastic Tanks, slip away out of sight
  • Flexible bladder tanks are available to fit a huge range of available spaces right under you house up to 10,700 litres
  • Multiple tanks can be joined for greater capacity


 Tank and Pump Packages  

Tank and Pump Packages

  • Pre-packaged slimline tank and pump options for a wide range of uses
  • Choose from 2000 Litre Polymer Plastic Tanks or Steel Tank packages up to 5000 Litres



Rainwater Harvesting Extras

  We stock everything you need for harvesting and using rainwater safely around your home or workplace
Davey Rainbank Mains Backup Pump


  • Rain Harvesting Pumps to switch automatically between tanks and mains supply
  • Pressure options to suit just the garden right though to large multi-story homes
  • Ground mounted or submersible options


 Leaf Easter Advanced  

Rainwater Filters and Tank Accessories

  • Before tank filters
  • First flush diverters so you are not saving the dirtiest water
  • Manual Diverters
  • After Tank Filters and Water Treatment




 Gutter protection for cleaner gutters  

Cleaner Gutters

  • Keep the worst rubbish out of your gutters so your filters are not overloaded



G-Store Quick Start Guide to Water Tanks, Rainwater Harvesting and reuse

Want to know more about your options and about packaging complete solutions to meet your needs? Start with our Guide to Water Tanks, Rainwater Capture and Re-Use or contact our expert staff or phone us on 1300 766 940


G-Store have been supplying tanks to Melbourne and Victoria for many years. We are now supplying selected tanks locally in many parts of Australia. Just choose your area to see the range of tanks available for affordable delivery in your area and of course we can ship pumps and water tank accessories anywhere in Australia.

See the Rainwater Tanks available for delivery in your local area

 Melbourne Metro

 Geelong, Ballarat, Regional Victoria

 Sydney Metro

 Newcastle, Central Coast, Regional NSW



 Brisbane & the Gold Coast