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5,000L Promax Plastic Water Tank

by Promax

Excluding GST

Color: Mist Green

5,000L Promax Plastic Water Tank 

Promax - New Zealand's strongest tank. 

North & South Island Model: 1600mm (d) x 2650mm (h), 100kg

Our corrugated sidewall tanks are strong and durable and will provide years of maintenance-free rainwater storage.

Whether you require a compact tank for harvesting rainwater for your garden, batch or pool, or you are looking to top up your main water supply.  One of the many options available in the Promax small tank range is sure to meet your needs.


5,000L Promax Plastic Water Tank  Features & Benefits

  • Corrugated side walls for extra strength
  • Maintenance free one piece moulded construction
  • Easy installation with multiple inlet / outlet opportunities
  • Clean, fresh untainted storage for drinking water and household use
  • Range of 7 colours to suit your surroundings
  • Certification to AS/NZ 4766 - Polyethylene storage tank standard



This tank will be delivered FREE to your local Mainfreight Depot, where you then can pick it up. Once the tank has arrived in the depot, Mainfreight will ring you to notify your tanks ready to be picked up. It's as easy as that.

North & South Island  - Please click here to see our delivery ETAs

Please note, delivery timeframes are subject to change. Get in touch with the Rural Water Team to confirm current delivery timeframes. 

Please Note: South Island orders will attract an additional freight interisland charge of $330 + GST, as these tanks are manufactured in the North Island. This charge is added at checkout. South Island slimline orders will also be picked up from a Mainfreight of your choice.

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