Optimal Water Heater Temperature Setting

Posted by on Mar 1, 2014 in Water Heater Repair Birmingham

Much has been discussed over exactly what is an optimal water heater temperature level setting. Lots of sources, consisting of ENERGY STAR, offer the energy saving factors of temperature levels of 120 degrees or lower. And yes, there are cost savings to be had, but reasonably for those whose current setting is closer to the standard factory preset temperature of 140 degrees.

Conversely, not as many share details about the possibility of contracting Legionella bacteria with a lower setting, specifically with a temperature lower than 120 degrees. OSHA mentions some outstanding precautions for preventing this.

Our conclusions are that it is something that each household should weigh in terms of possible health concerns largely. For those with youngsters or with elderly people in the home, a higher setting can be a water scalding concern. Conversely, those vulnerable to contracting respiratory infections, a higher setting ought to be used.

Here is an infographic highlighting the various temperature growth ranges of Legionella.

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