2000 Litre Tankmasta Underground Water Tank



2000 Litre Tankmasta Underground Water Tank 

SKU: TA1800

Product Documents

Availability: In stock|Lead Time: 2 weeks

2000 Litre Tankmasta Underground Water Tank

SKU: TA1800

Dimensions: 1930L x 1930W x 1120H

Tank Weight: 105KG


Water Storage Made Easy!

Designed for structural strength, ability to resist hydrostatic lift pressure and for easy installation, Tankmasta’s underground tanks are the perfect solution when space is at a premium.
Australian made for Australian conditions, our Underground tanks comply with the Australian water tank standard AS 4766, we also guarantee them for 10-years!

Our tank comes standard with:
  • 50mm/100mm base outlet
  •  Lockable Lid
  • 100mm/150mm Barrel Filter assembly (optional extra – call us on 03 8795 7715 for a price)



  • Super strong construction
  • Low profile means minimum excavation
  • Installation instructions link to soil types as stated in AS2870
  • Does not exceed Workcover’s 1.5 metre guidelines for working at depth
  • Allows a shallow slit trench, which minimises need for heavy equipment
  • Shallow excavations minimises the chances of hitting rock
  • Excavating only top soil minimises the need to remove soil from site.
Australian Standards Compliancy
  • ASNZS 4677 (int) – structure
  • AS1170.0 Design Structures
  • AS1597 Vertical Load
  • AS4020:2002 Drinking Water
  • AS2070 Parts 1 & 8
Please refer to the product images below for step-by-step installation instructions


Dimensions (mm)

1930L x 1930W x 1120H

Barrel Filtration Assembly

1 x 50mm female thread – suitable for an electrical cable with a standard electrical plug 1 x 32mm female thread – suitable for water outlet 1 x 25mm female thread – suitable for water inlet for top up system or air vent between interconnected tanks 2 x 100mm spinwelded fitting used for rainwater inlet and tank overflow 1 x Lockable Lid 2 x Child Safety Bars 1 x 100mm barrel filter 2 x flat catch plates for lockable lid 1 x 100mm BSP foot fitting


7 Years Manufacturers Warranty

Tankmasta Build Option

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