Underground Water Storage Tanks

Browse our range of underground water storage tanks

Perfect for domestic, commercial and industrial use, our underground water storage tanks are a great way to harvest rainwater and make for a fantastic investment.

At Online Tank Store we offer a range of water storage tanks which are simple and easy to install underground. Some of our options include:

Harlequin Underground Water Storage Tank 1400UGW– Ideal for small gardens, this tank is made from Medium Density Polyethylene (MDPE), meaning it will never corrode.

Harlequin Underground Water Storage Tank 2500UGW– Manufactured from UV stabilised polymer, it protects the tank against potentially damaging effects of sunlight.

Harlequin Underground Water Storage Tank 3200UGW– With the same features as the tanks above, this tank is the largest of them all and is environment-friendly, lightweight and easy to maintain.

Get in touch to find out more

If you can’t find a product that’s suitable for your needs, we’re always happy to talk about building you a bespoke one that meets your standards.

To speak to us about this, or for some advice, get in touch today. Pop us a message via our contact form or call us on 01308 479960 where we’ll be happy to help.