All About Water Heater Energy Efficiency
Gas Water Heater OR Electric Water Heater
Before replacing your water heater, the basic consideration should be the current fuel source of the unit. Natural gas, propane and electricity (listed in order of cost) are the three sources of heating your home. Gas is considered the most affordable source of heat, basically because of the design of a gas water heater and the laws of thermodynamics. Despite being the most affordable, it is not the most efficient, put these facts into consideration.