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CSO Group is based in the village of Bough Beech just 30 miles from central London and less than an hour from all of London’s airports. Initially manufacturing and distributing Combined Storm Overflow equipment and odour control systems into the waste water sector in the UK, CSO now provides pollution solutions in the Energy from Waste (EfW), Municipal Solids Waste (MSW), Waste Water Treatment (WWT) and General Industrial sectors. CSO’s products include biogas desulphurisation for gas to grid and CHP applications, odour control, pasteurisation, heat exchangers, CSO equipment and solids handling solutions - see our full product range here. Terminodour™ is CSO's unique odour control system; the technology for which has now been granted Best Available Technology (BAT) status. Terminodour™ is ideally suited within municipal solids waste and waste reception buildings. CSO also offer traditional odour control solutions. CSO's clients include the main UK water companies of England and Wales, Scottish Water, Northern Ireland Water and Irish Water, as well as major national and international companies such as Saria, & ABP Food Group.


Mr Naval Phandey
Chequers Barn
Bough Beech

VacFlush™ Storm Tank Cleaning

VacFlush™ is a vacuum flushing system, used to clean tank floors and sewers without the need for hazardous man entry into the tank

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  • Circular Storm Tanks - up to 65m diameter
  • Rectangular Storm Tanks - up to 150m in length
  • Sewer Networks - up to 250m in length


  • No submerged moving parts
  • No man entry required for maintenance
  • No risk of blockage
  • High volume flushing action even after small spills
  • Low energy requirements
  • Cleaning action utilises storm water from the tank
  • Minimal maintenance
  • Designed for automatic control
  • Variable running options such as mixing the tank water by flushing into a half filled tank which reduced settlement
  • For circular tanks, the flushing chamber column can be used as a structural support


  • Units designed and sized to suit your required design parame

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Office: 01732 700011

Website: www.csogroup.co.uk

email: sales@csogroup.co.uk

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