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  2. 6 Money-Draining Appliances To Quit or Cut Down on - AOL

    www.aol.com/finance/6-money-draining-appliances...

    For smaller households, washing by hand using a basin of water can be more cost-effective than running a half-empty dishwasher. Central Air Conditioners Average Wattage: 3,000 to 3,500

  3. 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 ...

  4. ASHRAE 90.1 - Wikipedia

    en.wikipedia.org/wiki/ASHRAE_90.1

    ANSI/ASHRAE/IES Standard 90.1: Energy Standard for Buildings Except Low-Rise Residential Buildings is an American National Standards Institute (ANSI) standard published by ASHRAE and jointly sponsored by the Illuminating Engineering Society (IES) that provides minimum requirements for energy efficient designs for buildings except for low-rise residential buildings (i.e. single-family homes ...

  5. Efficient energy use - Wikipedia

    en.wikipedia.org/wiki/Efficient_energy_use

    Common energy efficiency label on appliances to indicate their energy efficiency in a clear manner.. Efficient energy use, or energy efficiency, is the process of reducing the amount of energy required to provide products and services.

  6. Energy storage - Wikipedia

    en.wikipedia.org/wiki/Energy_storage

    A simple 52-gallon electric water heater can store roughly 12 kWh of energy for supplementing hot water or space heating. [ 92 ] For purely financial purposes in areas where net metering is available, home generated electricity may be sold to the grid through a grid-tie inverter without the use of batteries for storage.

  7. Underfloor heating - Wikipedia

    en.wikipedia.org/wiki/Underfloor_heating

    In energy efficiency buildings such as Passive House, R-2000 or Net Zero Energy, simple thermostatic radiator valves can be installed along with a single compact circulator and small condensing heater controlled without or with basic hot water reset [70] control. Economical electric resistance based systems also are useful in small zones such ...

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