800 Litre (175 gallon approx) Potable Flat Base Underground Tank (Enduramaxx)

*** Easy Installation***

Height: 1020 mm

Diameter:1000 mm

Shipping: £95.00 + VAT to England and Wales, terms and conditions apply.

Please ask for a shipping quote if delivery is Scotland or Ireland.


Options Total: £ 0

Neck Extension

735mm Turret (£100.00)


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 800L Potable Flat Base Underground Tank

These 800L Underground Water Tanks are designed for use in the industrial, agricultural, commercial and domestic schemes. Popular for uses where a “hidden” tank is required, including Borehole water storage, Fire sprinkler water storage also Horticultural and Market Garden applications.  This tank is an ideal choice for a visual sensitive landscape and once buried, it will give years of use in the unnoticed location.  This tank comes in black by default.

The tank comes with a sealed lid.  If you should require this tank for drinking water use, please ask for a lid with a double seal. Please choose at the checkout which tank you require.  We also can supply a turret for extra height on the lid, again this is available at the checkout.

The potable water tank comes with a 450 mm plastic lid, and the non potable tank comes with a 600 mm x 600 mm galvanised lid.  Please choose at the checkout which tank you require.

800L Underground Tank Features:

  • Manufactured in spigots and flats for easy inlet drilling
  • Easy installation
  • Delivered fully assembled – almost instant use
  • 600 x 600 manway requires double sealed lid for potable use
  • (Optional turrets for housing control sets/weir housing or where tank is being installed deeper underground)
  • 100% rust proof
  • Requires little or no concreting in
  • UK manufactured

Typical Uses:

  • Underground water storage
  • Borehole water storage
  • Housing developments
  • Schools and offices
  • Camp sites and other leisure facilities

Shipping is £95 to England and Wales only.  Should the delivery address be in the Isle of Wight, Scotland or overseas, please contact us for a price.

It is the customer’s responsibility to ensure that adequate space is available for a pallet network vehicle to deliver items ordered. Offloading facilities will be required unless otherwise stated. Suitable offloading facilities must be available upon delivery. Please give us a call for shipping quotes for Scotland and Ireland.

Additional information

Dimensions 1000 × 1000 × 1020 cm


Tank Size

530 – 1,000 Litres

Specific Gravity Design Spec

1.5SG Tank Grade


Non-potable tank, Potable tank

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