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Below Ground Water Tanks

Need assistance or advice with a product or lead time? Call our friendly Customer Services Team on 0117 244 4099 for expert help........don't forget we price match on most products!

Below Ground Water Storage Tanks

Below ground water tanks are utilised to collect rainwater and is stored underground.

Our complete range of below ground water tanks are the ideal storage solution for rainwater harvesting. These below ground water storage tanks and are suitable for domestic, commercial, and industrial use.
We have below ground water tanks available from 900l up to 10,000l storage sizes.

Browse the full selection of below ground water tanks available below:

 

 

 

Oaklands 227 Litre Water Tank

Oakland's sump water tanks are suitable for both above and underground use. Being manufactured from HDPE these tanks are robust but lightweight. Oakla..

£156.00 (ex. VAT) £187.20 (inc. VAT)

Oaklands 350 Litre Water Tank

Oakland's sump water tanks are suitable for both above and underground use. Being manufactured from HDPE these tanks are robust but lightweight. Oakla..

£185.00 (ex. VAT) £222.00 (inc. VAT)

Enduramaxx 800 Litre Flat Base Underground Potable Water Tank

Enduramaxx's 800-litre flat base underground water tank is WRAS approved for the underground storage of potable water (potable water is suitable for h..

£295.00 (ex. VAT) £354.00 (inc. VAT)

Enduramaxx 800 Litre Flat Base Underground Water Tank

Enduramaxx's 800-litre underground water tank is designed for the underground storage of rainwater. This tank is rotationally moulded from MDPE, has a..

£380.00 (ex. VAT) £456.00 (inc. VAT)

PAXTON CT0200JB - 900 Litre Underground Water Tank

PAXTON's Below ground water tanks have been manufactured for over 30 years and are recognised as one of the strongest and most robust water tanks in t..

£477.00 (ex. VAT) £572.40 (inc. VAT)

Enduramaxx 1100 Litre Flat Base Underground Potable Water Tank

Enduramaxx's 1100-litre flat base underground water tank is WRAS approved for the underground storage of potable water (potable water is suitable for ..

£340.00 (ex. VAT) £408.00 (inc. VAT)

Enduramaxx 1100 Litre Flat Base Underground Water Tank

Enduramaxx's 1100-litre underground water tank is designed for the underground storage of rainwater. This tank is rotationally moulded from MDPE, has ..

£435.00 (ex. VAT) £522.00 (inc. VAT)

Oaklands 1150 Litre Water Tank

Oakland's sump tanks are suitable for both above and underground use. Being manufactured from HDPE these tanks are robust but lightweight. Oakland's w..

£306.00 (ex. VAT) £367.20 (inc. VAT)

Enduramaxx 1400 Litre Flat Base Underground Potable Water Tank

Enduramaxx's 1400-litre flat base underground water tank is WRAS approved for the underground storage of potable water (potable water is suitable for ..

£469.00 (ex. VAT) £562.80 (inc. VAT)

Enduramaxx 1400 Litre Flat Base Underground Water Tank

Enduramaxx's 1400-litre underground water tank is designed for the underground storage of rainwater. This tank is rotationally moulded from MDPE, has ..

£555.00 (ex. VAT) £666.00 (inc. VAT)

Harlequin 1400UGW Underground Water Storage Tank

Harlequin underground water tanks provide discreet storage of water. They are a popular option for small gardens and sensitive landscapes. The unde..

£1,210.00 (ex. VAT) £1,452.00 (inc. VAT)

Oaklands 1450 Litre Water Tank

Oakland's sump water tanks are suitable for both above and underground use. Being manufactured from HDPE these tanks are robust but lightweight. Oakla..

£350.00 (ex. VAT) £420.00 (inc. VAT)

GRAF Platin 1500 Litre Cesspool Holding Tank with Lid

GRAF Platin Cesspool tanks are designed for below ground liquid storage and their Ultra Shallow design speeds up installation whilst reducing excavati..

£855.00 (ex. VAT) £1,026.00 (inc. VAT)

Oaklands 1550 Litre Water Tank

Oakland's sump water tanks are suitable for both above and underground use. Being manufactured from HDPE these tanks are robust but lightweight. Oakla..

£373.00 (ex. VAT) £447.60 (inc. VAT)

Enduramaxx 1700 Litre Flat Base Underground Potable Water Tank

Enduramaxx's 1700-litre flat base underground water tank is WRAS approved for the underground storage of potable water (potable water is suitable for ..

£555.00 (ex. VAT) £666.00 (inc. VAT)

Enduramaxx 1700 Litre Flat Base Underground Water Tank

Enduramaxx's 1700-litre underground water tank is designed for the underground storage of rainwater. This tank is rotationally moulded from MDPE, has ..

£655.00 (ex. VAT) £786.00 (inc. VAT)

PURATANK 1800 Litre Underground Water Tank

Water is an important resource and our range of Atlantis PURATANK underground water tanks allow you to store water conveniently below ground. Whether ..

£832.00 (ex. VAT) £998.40 (inc. VAT)

Oaklands 1850 Litre Water Tank

Oakland's sump tanks are suitable for both above and underground use. Being manufactured from HDPE these water tanks are robust but lightweight. Oakla..

£380.00 (ex. VAT) £456.00 (inc. VAT)

Oaklands 2150 Litre Water Tank

Oakland's sump water tanks are suitable for both above and underground use. Being manufactured from HDPE these tanks are robust but lightweight. Oakla..

£425.00 (ex. VAT) £510.00 (inc. VAT)

Oaklands 2250 Litre Water Tank

Oakland's sump water tanks are suitable for both above and underground use. Being manufactured from HDPE these tanks are robust but lightweight. Oakla..

£459.00 (ex. VAT) £550.80 (inc. VAT)

Harlequin 2500UGW Underground Water Storage Tank

Harlequin underground water tanks provide discreet storage of water. They are a popular option for small gardens and sensitive landscapes. The unde..

£1,395.00 (ex. VAT) £1,674.00 (inc. VAT)

PURATANK 2600 Litre Underground Water Tank

Water is an important resource and our range of Atlantis PURATANK underground water tanks allow you to store water conveniently below ground. Whether ..

£1,140.00 (ex. VAT) £1,368.00 (inc. VAT)

GRAF Carat 2700 Litre Cesspool Holding Tank with Lid

GRAF Carat Cesspool tanks are designed for below ground liquid storage and their shallow design speeds up installation whilst reducing excavation cost..

£915.00 (ex. VAT) £1,098.00 (inc. VAT)

PAXTON CT0600JB - 2700 Litre Underground Water Tank

PAXTON's Below ground water tanks have been manufactured for over 30 years and are recognised as one of the strongest and most robust water tanks in t..

£1,102.00 (ex. VAT) £1,322.40 (inc. VAT)

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Tuesday 25th August 2026
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