Product Information

An extremely tough but flexible type of plastic called polyethylene, which has been used in the industry for liquid storage for many years.

Absolutely safe! Polyethylene is food-grade approved and is the same material that is used for water pipes.

he Recycled Ruth cannot be used for drinking water due to being made with 100% recycled material

Yes! Our Bailey slimline tanks are the ideal solution for aboveground water retention and detention.

Our tanks range from 425L all the way up to 30,000L! Click here (link) to view our entire range!

Over 20 years. All Bailey Tanks are UV stabilized to protect them from the sun and ensure long life.

Our classic tanks have a 20-year warranty, whilst our Slimline and Slim-Jim range have a warranty of 5 years and Molasses tanks have a 12 month warranty - Click here to view our warranty (link).


Easy! Either find the tank you are looking for on this website and buy online, or call us on 0800 861 333 and tell us about your requirements.

Our lead times differ between the North and South Islands - click here (link) for lead times specific to your area. 

Shipping & Returns

We do not accept returns for change of mind, ordering of the wrong colour or incorrect size ordered.

If you think there is a problem with your new tank, you must contact us within 3 days of delivery.

Yes, you can collect your tank yourself, as long as you have the right-sized truck or trailer to do so. Some restrictions do apply for tanks 9000L or larger, so please feel free to contact us for more information.

Bailey's offers a range of shipping options including our own fleet of purpose-built truck and trailer units.

FREE Shipping details – National:

  • FREE shipping is available on classic tanks 9000L and above. Offer for mainland New Zealand only.
  • Offer NOT valid to outer islands (e.g., Waiheke Island, Great Barrier Island and Stewart Island), East Cape (e.g., North of Te Kaha or Gisborne), North of Houhora (Cape Reinga), Southern Wairarapa and Fiordland. There are some other remote areas that are also excluded from free delivery, if you think this is you, please call or email us and we’ll get straight back to you.
  • Truck and trailer road access is required.

FREE Shipping details – Local:

  • FREE shipping is available on all tanks 5000L and below. Offer for Auckland and Christchurch only.
  • Truck access is required.


Yes! Bailey Tanks are light and easy to move. Inlets and overflows can be cut into polyethylene using standard woodworking tools, while your outlet valve can be screwed directly into the BSP outlet provided. Click here for tank-specific installation instructions (link).

Our slimline, Slim Jims and Fat Sam tanks are not able to be buried and must remain above ground.

Our large classic tanks can be safely buried up to a maximum depth of 500mm.

Our Classic tanks do not require restraints.

Depending on size, our Slimline and Slim Jim tanks may require restraints. Click here (link) for restraint information, requirements and drawings.

The site should be firm, stable and level. We recommend either a concrete pad or a compacted sand base.