![UnitedCoopServices on Twitter: "Water heaters may be set lower than during cooler months. Set the water heaters at 125 degrees or lower to minimize the standby losses and runtime of the water UnitedCoopServices on Twitter: "Water heaters may be set lower than during cooler months. Set the water heaters at 125 degrees or lower to minimize the standby losses and runtime of the water](https://pbs.twimg.com/media/FTHeQ4SXEAo9YCe.jpg)
UnitedCoopServices on Twitter: "Water heaters may be set lower than during cooler months. Set the water heaters at 125 degrees or lower to minimize the standby losses and runtime of the water
![Electric Hot Water Temperature Adjustment set temperature on an electric calorifier, geyser, hot water cylinder or water heater Electric Hot Water Temperature Adjustment set temperature on an electric calorifier, geyser, hot water cylinder or water heater](https://inspectapedia.com/plumbing/Water_Heater_Electric335-DJFs.jpg)
Electric Hot Water Temperature Adjustment set temperature on an electric calorifier, geyser, hot water cylinder or water heater
![Electric Hot Water Temperature Adjustment set temperature on an electric calorifier, geyser, hot water cylinder or water heater Electric Hot Water Temperature Adjustment set temperature on an electric calorifier, geyser, hot water cylinder or water heater](https://inspectapedia.com/plumbing/Water_Heater_Electric343-DJFs.jpg)
Electric Hot Water Temperature Adjustment set temperature on an electric calorifier, geyser, hot water cylinder or water heater
![eCFR :: Appendix C to Subpart G of Part 431, Title 10 -- Uniform Test Method for the Measurement of Thermal Efficiency and Standby Loss of Gas-Fired and Oil-Fired Instantaneous Water Heaters eCFR :: Appendix C to Subpart G of Part 431, Title 10 -- Uniform Test Method for the Measurement of Thermal Efficiency and Standby Loss of Gas-Fired and Oil-Fired Instantaneous Water Heaters](https://img.federalregister.gov/ER10NO16.020/ER10NO16.020_original_size.png)