There is no single answer to this question. Water heaters with Energy Star certification are your best bet. However, the important considerations are what you need. If you get the right size, set the right temperature, and insulate your water heater, that will make more difference than the specific brand.
The most energy efficient hot water heaters are tankless. Check your local Home Depot or Lowes for pricing and installation information.
One of the most energy efficient water heating methods is the heat pump water heater. This method is proven to be two times more efficient over the standard electric water heater.
Indirect water heaters are one of the most energy efficient, low cost water heaters on the market today. It stores 40 gallons of water for the cost of $0.05 per day.
form_title= Tankless Hot Water Heater form_header= Save money with a tankless hot water heater. Do you need to remove an old water heater?*= () Yes () No Do you want an energy efficient water heater?*= () Yes () No Where will you be installing the hot water heater?*= _ [50]
Ask This Old House - 2002 Energy Efficient Water Heater Leveling Concrete Walkway 7-13 was released on: USA: December 2008
A tankless water heater is much more efficient than a traditional water heater because it only heats the water that is being used instead of heating and reheating water stored in a tank. Rinnai, Rheem, and Bosch all make versions of tankless water heaters that are well-reviewed.
A large energy saving one. It will keep lots of hot water and will use less energy when not in use.
Normally NO
The advantages of the GE water heater are that it is more energy efficient and is more generally environmentally friendly as it lowers the amount of Carbon Dioxide emissions. It will also lower electric heating and water costs for your home.
A tankless water heater is much more efficient as it "flash" heats the water.
instant gas
Water heater is real danger, also is a waste of energy, solar energy water heater is able to avoid
Gas-fired, storage-based water pumps are the most energy efficient type.