HydroFlush

April 5, 2025

HydroFlush®

Automatic sewer flushing even with low flows

With increasing demands upon designers to produce maintenance free solutions, the ability
to maintain a comprehensive flushing regime within pipes with slack gradients can become
increasingly difficult. Siltation within surface water networks can lead to reduced
hydraulic capacity, flooding and operational problems.

The HydroFlush flushing system is a highly effective cleaning system
for small bore pipes up to 400mm diameter and can be arranged as follows;

  • Water supply connected via road gulley, so that it operates during wet periods, to maintain silt flushing.
  • Water supply controlled by ‘time controlled valve’ to operate in a controlled manner, in dry weather conditions.

Advantages and Benefits

  • Cleans ecologically, without external power, without complicated controls
  • The HydroFlush uses the siphon principle, and allows a ‘drip’ feed to charge the system
  • Flushes once the pre-determined level has been reached
  • Manual/Automated operation
  • Water volume can be varied, upon chamber design. This is to suit sewer needs / size
  • Suitable for retrofit into existing sewer systems
  • Reference sites throughout UK and Europe


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