SPEL Tankstor® Underground Tanks

SPEL Tankstor tanks are manufactured for many applications and in a wide range of specifications to handle such substances as water, sewage, farm effluent, petroleum products and chemicals.


Our modern plant, equipment and quality assurance procedures ensure both quality and competitive pricing.

Being manufactured in glass reinforced plastics, SPEL tanks are light, easy to handle and install. They are not susceptible to rust, exhibit excellent corrosion resistant properties and have a life expectancy in excess of 50 years.

The SPEL Tankstor tanks have been designed with reference to BS 4994:1987, BS EN 976-1, 978 and BS EN 858-1:2002.

25 year Warranty.


  • Series 200 (1.2m inside diameter) : 1,000 – 10,000 litres capacity
  • Series 300 (1.8m inside diameter) : 4,000 – 40,000 litres capacity
  • Series 400 (2.6m inside diameter) : 13,650 – 100,000 litres capacity
  • Series 500 (3.5m inside diameter) : 60,000 – 200,000 litres capacity
  • Series 600 (4.0m inside diameter) : 100,000 – 300,000 litres capacity


  • Stormwater attenuation
  • Fire fighting sprinkler reservoirs
  • Potable water storage
  • Septic/settlement tanks
  • Cesspools & silage effluent holding tanks
  • SPEL RainSave rainwater reservoirs
  • Accidental spillage containment
  • Transformer oil dump tanks
  • Package pumping chambers
  • Above ground storage

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Tankstor® and Separator underground tank warranty

We warrant our Tankstor® and Separator underground tank shells, if installed strictly in accordance with the company’s relevant installation procedure (TSII).


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For further information phone our sales hotline 01743 457977 or email sales@spelproducts.co.uk