July 16, 2015

Water Heater Technology Changes Homeowners Need to Know

Water heater technology and efficiency have changed considerably. Based on the changes in the requirements by the Department of Energy for water heater efficiency, which went into effect on April 16, 2015, the primary change that now affects the production of new water heaters is that they need to have a higher Energy Factor (EF) rating. The EF rating of a water heater is based on the percentage of the energy it uses that is actually converted to hot water rather than being wasted. For example, a water heater with a 0.75 EF converts 75% of the energy it consumes […]