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22,500L Round Crownforce Tank


Code GNTRP22500

* Built with NEW Crown Force™ Technology
* A Unique Inbuilt Centre ‘Crown’ – For maximum strength
* Triangular Fin roof design stemming out from the ‘Crown’ – To provide superior support
* Genuine Corrugated Design – For wall integrity and the classic Australian style
* Constructed with RGBlend20 raw material – for strength and UV protection
* 4 x Moulded in lifting lugs – For safe handling and moving into place
* 2 x 1 ½” BSP Outlets – For flexible installation
* 1 x 1 ½” Ball Valve – So your tank is ready for use
* 90mm Overflow Kit – For simple installation anywhere around the tank
* 500mm Inlet Strainer & Dust Cover -To prevent algae growth in your water

This product is available for delivery in these areas.

*Colours may not be a true representation of the product**


Product Specifications

More Information
Total Height 2710 mm
Inlet Height 2505 mm
Diameter 3510 mm
Capacity 22500 l

22500L Rainwater Tank

Enhance Your Water Storage with the 22,500L Crown Force™ Rainwater Tank

What is Crown Force™ Technology?

Crown Force™ Technology introduces a pioneering inbuilt center ‘Crown’ that securely locks the unique triangular roof fins together, granting the tank unprecedented structural integrity. The walls of Crown Force™ Tanks are further fortified by the unique composition of the Rapid Plas RGBlend20 raw material.

Learn more about Crown Force™ Technology here

Tank Features:

  • Revolutionary Crown Force™ Technology: Crown Force™ Technology ushers Poly Water tanks into a new era by integrating Corrugated Styling, a unique centre ‘Crown,’ and a Fin-engineered roof, all fortified by the innovative RGBlend20 compound. Expect exceptional aesthetics, superior strength, and long-lasting durability.
  • Unlocking Structural Integrity: Crown Force™ Technology introduces a built-in centre ‘Crown’ that securely locks the triangular roof fins, delivering unprecedented structural integrity. The walls of these tanks are further fortified with the Rapid Plas RGBlend20 raw material for unmatched durability.
  • Unique Inbuilt Centre ‘Crown’: This tank’s unique design includes an inbuilt centre ‘Crown’ that maximizes strength.
  • Triangular Fin Roof: The triangular fin roof design, extending from the ‘Crown,’ offers superior support.
  • Classic Corrugated Design: Enjoy the timeless Australian style with a genuine corrugated design that enhances wall integrity.
  • High-Performance Materials: Crafted with our proprietary ‘RGBlend20’ raw material, this tank boasts strength and UV protection.
  • Exceeds Australian Standards: Every tank undergoes rigorous testing, surpassing Australian standards for quality and performance.
  • Seamless Construction: With no splitting, these tanks guarantee reliability.
  • Free Delivery: We prioritize the safe delivery of your tank, ensuring it arrives in perfect condition.
  • Custom Color Options: Choose from a palette of 24 colors to match your Colorbond® roof, gutter, or fence.
  • Convenient Handling: Equipped with 4 molded lifting lugs, these tanks are easy to handle and move into place.
  • Flexible Installation: Benefit from 2 x 1 ½” BSP outlets and a 1 x 1 ½” Ball Valve for versatile installation options.
  • Efficient Overflow Management: The 90mm Overflow Kit allows for easy installation anywhere around the tank.
  • Algae Prevention: A 500mm Inlet Strainer & Dust Cover are included to prevent algae growth in your water.

Elevate your water storage with the 22,500L Crown Force™ Rainwater Tank, a testament to cutting-edge technology and durability. Great Northern Tanks: Your trusted source for reliable and aesthetically pleasing water storage solutions.


Basalt®, Beige, Blue Ridge®, Bushland®, Classic Cream®, Cottage Green®, Deep Ocean®, Desert Haze, Evening Haze®, Ironstone®, Jasper®, Manor Red®, Monument®, Night Sky®, Pale Eucalypt®, Paperbark®, Shale Grey®, Sufrmist®, Wallaby®, Wheat, Wilderness®, Windspray®, Woodland Grey®

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Shed 6/388 Taylor Street
Toowoomba QLD 4350

Phone: 07 4566 2900

Northern Territory

2658 Stuart Highway
Livingstone NT 0822

General Enquiries

[email protected]

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