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2. How Much Does It Cost to Replace a Water Heater? - AOL

   www.aol.com/much-does-cost-replace-water...

   Electric water heaters cost between $600 and $3,500 to replace, for an average cost of about $2,100. However, many states are phasing out gas water heaters in favor of electric water heaters, so ...

3. Tankless water heating - Wikipedia

   en.wikipedia.org/wiki/Tankless_water_heating

   Mobile water heater in a train car (Russia) Tankless water heaters provide many advantages: [8] Long term energy savings: Though a tankless water heater typically costs more initially, it usually costs less to operate because of lower energy use—since it only heats water when required instead of continuously maintaining a tank of heated water ...

4. Water heating - Wikipedia

   en.wikipedia.org/wiki/Water_heating

   An 80 US gal (300 L; 67 imp gal) electric storage tank water heater was able to have a minimum energy factor of 86% under the pre-2015 standard, while under the 2015 standard, the minimum energy factor for an 80-gallon electric storage tank water heater is now 197%, which is only possible with heat pump technology. This rating measures ...

5. Energy factor - Wikipedia

   en.wikipedia.org/wiki/Energy_factor

   The energy factor metric only applies to residential water heaters, which are currently defined by fuel, type, and input capacity. [5] Generally, the EF number represents the thermal efficiency of the water heater as a percentage, since it is an average of the ratio of the theoretical heat required to raise the temperature of water drawn to the amount of energy actually consumed by the water ...

6. Storage water heater - Wikipedia

   en.wikipedia.org/wiki/Storage_water_heater

   Solar heat is clean and renewable. This is the most modern system. Increasingly, solar powered water heaters are being used. Their solar thermal collectors are installed outside dwellings, typically on the roof or walls or nearby, and the potable hot water storage tank is typically a pre-existing or new conventional water heater, or a water heater specifically designed for solar thermal.

7. 17-Year-Old Cheerleader Is Stabbed to Death Days Before ...

   www.aol.com/lifestyle/17-old-cheerleader-stabbed...

   A 17-year-old cheerleader from California was stabbed to death just days before Christmas — and police say they've arrested an "acquaintance" in connection with the case. On Friday, Dec. 20, at ...