Cookson And Zinn (PTL) Limited

Underground Storage Tanks

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CZ’s range of underground storage tanks are not exclusively for fuel, they can also be manufactured and supplied for the underground storage of gas, chemicals, food, water, and for use in agriculture and farming.

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Wide range of ancillary items supplied including leak detection, holding-down straps, internal suction pipes, overfill prevention valves, access chambers, ground covers.

  • Tank capacity from 5,000L to 120,000L.
  • Deuma automated equipment for maximum concentricity and straightness.
  • Single or multi compartment.
  • Inner and outer skins tested and certified on completion.
  • Externally blast cleaned and polyurethane coated.
  • 100% pin-hole high voltage spark detection test on finished coating..

All underground storage tanks are fully tested and certified to comply with BS.EN.12285-1:2003 specification and, on completion of manufacture, are externally blast cleaned to SA 2.5 followed by a coating of solvent-free polyurethane. The coating receives a 100% pin-hole high voltage spark detection test to confirm complete paint coverage.