Quote:
Originally Posted by bhazard
"The European Guidelines for Control and Prevention of Travel Associated Legionnaires’ Disease recommend that hot water should be stored at 60°C (140 °F) and distributed such that a temperature of at least 50°C and preferably 55°C is achieved within one minute at outlets."
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Yep, and in the US, many local codes require water heaters to be set at no more than 120°F (or 125°F). The state of California has a requirement for that temp at all nursing homes, for instance.
Many codes waive the lower temperature if anti-scald mixing valves are used.