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Water Tank Treatment

Huwa-San Water Tank Treatment is a chlorine free treatment for the control of bacteria and viruses commonly found in rainwater storage tanks. It is effective against all commonly occuring bacteria sucha as E. Coli, salmonella and campylobacter.
  • Tasteless and odourless 
  • Effective against bacteria, viruses, amoebae, fungi and algae 
  • More effective and longer lasting than chlorine or bromine 
  • Stable and long lasting 
  • Suitable for the disinfection or (emergency) drinking water
  • Ecologically harmless, biodegradable and non polluting 
  • Safe and easy to handle

Intended users:

  • Private and commercial stored water supplies
  • Emergency response teams, international aid agencies, for pandemic disease control measures and for long term improvement of drinking water and hygiene standards in under developed areas


Huwa-San Water Tank Treatment can be safely used for domestic and commercial rainwater tanks used for drinking water supplies to homes, baches, holiday homes, water tanks in boats, caravans and motor homes. It should always be used in conjunction with normal water tank hygiene practices. 


Apply by simply pouring ito the top of the water tank. Spread over the surface of the water if possible. Disinfection will normally be complete within 24 hours, but may be safely be used sooner. For dosage, please check the label. 


General remarks:

Our products are subject to certain laws and registrations by country. As a result, in some countries not the full range of products is offered. Please check here our list of registrations in the countries concerned.

If you would like more information regarding the application, you can contact us or your local distributor.

Use biocides safely. Read before each use first the label and the product information.