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Funding for this site provided in part by the Nebraska Environmental Trust. The Trust is funded by proceeds from the Nebraska Lottery.
Making Your Water Heater More Energy Efficient
- If you have a water heater set at 140º F, turn the temperature down to 120º F (medium setting on a gas heater dial), and you’ll cut your water heating costs by 6 to 10 percent. For exceptionally soiled clothing, diapers, or when someone is ill, you may want to turn it back up when laundering their items. Some water heaters use a timer control to manage the water temperature - much like automatic thermostats manage the heating or cooling temperature for your home.
- Turn the water heater down further if you are away for an extended time.
- Insulate the hot water heater if it is warm to the touch. Check the operating manual for specific directions on how to insulate gas and electric water heaters.
Insulate the hot and cold water pipes at the water heater for at least 6 to 10 feet. Insulate all exposed water pipes for even more efficiency to prevent heat loss and heat gain.
- Read the EnergyGuide label to compare similar models and capacities when buying a new water heater. Look for the ENERGY STAR® label.
Energy Efficient Hot Water Use
- Install low-flow faucets and shower heads and take shorter showers.
- Fix faucet leaks. One drip can waste up to 48 gallons of water a week, and waste energy from hot water.