I’m a solar engineer – not a mechanical one. That’s one reason that I found out the hard way that designing domestic hot water (DHW) production and distribution systems for multifamily buildings is a lot harder than designing a single-family residential system.
Legionellosis is associated with two clinically and epidemiologically distinct illnesses: Legionnaires’ Disease, which is typically characterized by fever, myalgia or muscle pain, cough and clinical or radiographic pneumonia; and Pontiac fever, a milder illness without pneumonia.
Every year, in the United States, thousands of people suffer serious scald injuries in showers or tub-showers after the hot water system temperature has been adjusted. These injuries can be prevented with the proper controls and adjustments of the maximum temperature limit-stop on each shower valve.