The bacteria multiply where temperatures are between 20-45°C and nutrients are available. The bacteria are dormant below 20°C and do not survive above 60°C. Legionnaires' disease is a potentially fatal type of pneumonia, contracted by inhaling airborne water droplets containing viable Legionella bacteria.
source www.hse.gov.uk/healthservices/legionella.htm
Are any special measures needed for when water is stored in an accumulator located in a plant room where the air temperature might rise above 20°C and eventually raise the temperature of the stored water above 20°C
source www.hse.gov.uk/healthservices/legionella.htm
Are any special measures needed for when water is stored in an accumulator located in a plant room where the air temperature might rise above 20°C and eventually raise the temperature of the stored water above 20°C