PRESS RELEASE BY THE HEALTH PROMOTION AND DISEASE PREVENTION DIRECTORATE Information on how to ensure that water systems are safe against Legionella


All precautions must be taken to ensure water systems are safe to prevent the risk of infections derived from water, such as Legionnaire's disease.


If the water supply is direct from mains, flushing of the water system by opening all taps for a few minutes should suffice. 


If the supply of water is through a roof tank, this should be cleaned and the water system flushed through for a few minutes. It is important that the water heater temperature is raised to 60˚C, and thus there is no need to take samples and get approval from the Environmental Health Directorate.


If the shop forms part of a complex or a hotel and the water supply is through the complex or hotel main water system, please follow the procedure outlined in the Mitigation measures for Hairdressers, Barbers, Nail Technicians and Nail Artists (Annex 1) on​