DOE implements criteria for Energy Star water heaters
The U.S. Dept. of Energy recently announced Energy Star criteria for water heaters.
The U.S. Dept. of Energy (DOE) recently announced Energy Star criteria for water heaters , the first in the history of the program.d 270 million therms of natural gas.
Water heating currently represents up to 17% of national residential energy consumption, making it the third largest energy user in homes, behind heating and cooling, and kitchen appliances.