Storm Water Underground Retention & Detention Tank 4000L

A black plastic storm water retention tank is mounted on a flatbed trailer, with the tank's end cap visible and secured with a rope.
4000L Underground Labeled
Underground Front
Underground Tank
Underground Lid Screw Top
Lid Underground Metal
2000L Underground Water Tank Front View
2000L Storm Water Underground Tank Back View
4000L Underground Small Image
Underground with Anchors 2
Underground with Anchors
Underground with Anchors 4
Anchors 1
Underground with Anchors 3
$3,074.00+ gst In Stock Sold out
Categories: Storage Tanks, Storm Water Underground Retention & Detention Tank Culverts, Stormwater Underground Retention / Detention
  • Description
  • Reviews


1 Colour 7 Outlet size

Capacity Diameter (mm) Length (mm) Weight (kg)
4000L 1000 6000 250
  • Renowned for their strength and quality. 
  • Designed for driveways and grassed areas
  • Manhole ; 455m Breatherable  Lid
  • Designed to fit Cast Iron lids at a extra cost.
  • Tank has silt trap incorporated into it.
  • We will supply Engineering Drawings if required to help offset some of the site specific engineering cost you will be confronted with.
  • We believe in our products and have a no nonsense warranty when installed correctly.
  • Inquiry about our Stormwater Anchors Kits. $245.00 Each
  • These kits provides stability and minimizes the risk of the tank moving during heavy rainfall or flooding.
  • Delivery of tanks can be arranged throughout New Zealand
  • 100% recyclable. delivery of tanks can be arranged throughout New Zealand
  • Storm water underground Retention Tank


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