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3500 Litre Underground Water Tank

Ref: ECO3500UND

1,055.00 EX VAT
1,266.00 INC VAT

Prices INCLUDE DELIVERY to mainland England. Deliveries to Scotland & Wales please call

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About the 3500 Litre Underground Water Tank - non potable

Made from industrial strength MDPE (Medium Density Polyethylene), the 3500 litre is a durable water underground tank, ideal for both domestic and commercial use; an extremely versatile storage tank ideal for water and chemical etc. Has the ability to take from 8mm in/outlet up to 110mm in/outlet in various positions.

This underground water tank is perfect for rainwater harvesting - the large 4" inlets/outlets are ideal for connecting to standard drainage pipe.

Suitable for non potable water. View potable version here



Complete with lifting lugs for easy manoeuvring. Connect multiple tanks together using, up to 4" outlet pipe. Ideal out of the ground water storage tanks for industrial use.

Tank details

  • Designed and Manufactured in the UK
  • Rotationally moulded for strength and durability
  • Uses UK standard 4" in/outlets
  • Complete with lifting lugs for easy manoeuvring
  • Connect multiple tanks together using 4" outlet pipe.
  • Neck Ring Included

3500 Litre water tank details

Height 1225mm
Diameter 2150mm
Outlet Upto 4"
Weight 120kg
Access 16" lid
Capacity 3500 litres

When can I expect this tank?

Estimated delivery: 3-7 working days
Next day delivery available, please call for details

Product images

4'' Outlet/Inlet Lifting eye Underground neck ring and lid