Water Storage Tank Cleans & Disinfections

Clean and disinfection services are carried out in accordance with ACoP L8 following the procedures outlined in BS8558.


  • A qualified engineer will visit your site and initially conduct an assessment to identify any additional health and safety precautions required

  • Isolation of the cold water storage tank and any pump sets

  • Fully drain the tank and undertake a physical clean to hygienic standards

  • Sterilising cleaning using sodium hypochlorite

  • Use of alternative chemicals such as hydrogen peroxide

  • Where required, full system disinfection including all assets and pipe work, measuring chemical levels at every outlet to ensure successful disinfection

  • Tests carried out for TVC, e-coli, coliform and Legionella by a UKAS accredited laboratory 

  • Issue of disinfection certificate and sample results for your log book