1800 Litre Underdeck Watertank

1800 Litre Underdeck Water Tank

Free Delivery– Sydney,Newcastle,ACT only.Other areas POA.

Length 2400mm
Width 1200mm
Height 700mm


Poly Water Tanks 1800 litre Underdeck watertank is a rectangle shape watertank designed specifically to fit between foundation piers and low floor bearers and joist.If you reqire more water storage joining mutiples of rectangle underdeck rainwater tanks through a manifold pipe that is connected to the brass outlets will supply you with thousands of liters.

The 1800 litre Underdeck water tank supplied by Precion Poly Water Tanks comes with a 10 year Australian manufacturers warranty.

Poly Water Tanks also supply a 2000 litre Underdeck water tank which has the same dimentions but is 120mm higher than the 1800 litre Underdeck rain water tank. Both rectangle water tanks are made in Australia.

Poly Water Tanks also supply round water tanks ,slimline rainwater tanks,underground water storage tanks and water pumps.

1800 litre Underdeck Water Tank Specifications

  • Height:700mm
  • Length:2400mm
  • Width:1200mm


  • 25mm BSP brass outlet
  • 300mm inlet strainer
  • 90mm PVC overflow