Mist Green


  • Scala-1 3-45 Smart Water Pump
  • Twin 10" Jumbo Filter Housing Complete with 20 micron Pleated Filter and 1 Micron Polyspun Filter
  • 55W UV Sterilization unit
  • Big Water Tanks Pump House
  • Hose connection kit with 2m of 25mm Hose to connect you tank to our pump inlet with Hansen Fittings and Hansen Ball Valve

Our Brand New 25000l Plastic Water Tank Is crafted from high-quality materials and boasts an extremely tough construction. It is the ideal solution for safe, potable water storage. Its impressive dome roof design is uniquely strong and versatile, allowing you to bury it over 500mm and still retain its structural integrity. With a manageable weight of 375kg and UV stabilized, this tank also features lifting points for easy transportation, making it perfectly suited for any environment.

  • Category
    Retention Tanks
  • Range
  • Brand
    Big Water Tanks
  • Year
  • Warranty
    20 years
  • Diameter 3.5 m (3,500mm)
  • Height 3.1 m (3,100mm)
  • Weight 375 kg
  • Volume 25,000 litres
  • Outlet 50mm BSP
  • UV Rating UV20
  • Material AS/NZS 4766:2020
  • Medium Density Polyethylene
  • Compliance
  • Australian food contact requirements (AS/NZS:2070)
  • Potable (drinking) water standard (AS4020:2005)
  • A heavy-duty tank with a very strong dome roof design with screw-lid access.
  • This tank weighs 375kg and has one of the highest 25000-litre water tank shot weights on the market. It is built tough to withstand the test of time.
  • The tank is in various colours and is designed for potable drinking water.
  • Outlet size: 50mm BSP
  • Tie-down eyelets on this tank make it easy to install and secure in place.
  • Fully formulated long-term UV stabilization rated at UV20, providing superior UV protection.
  • Screw manhole access with removable lid
  • Please contact us should you wish to use this 25000-litre water tank for any other use.
  • A Full 20 Year Warranty.

This is our Newest Product, and the freight on the website may not be correct. Please call us at 09 390 2209 or email us from the contact page to confirm freight pricing.

SKU: 25000-l-8
Get in touch
Visit Product Website

About the

Big Water Tanks was started in 2017 manufacturing large 30,000l Water tanks over the past 5-6 years Big Water Tanks has increased it range to include many tank sizes that it manufactures to supplying Quality Grundfos Pumps, Hansen Fitting and Accessories, Filtering Equipment including Ultraviolet sterilization