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  2. R-410A - Wikipedia

    en.wikipedia.org/wiki/R-410A

    R-410A was invented and patented by Allied Signal (now Honeywell) in 1991. [5] Other producers around the world have been licensed to manufacture and sell R-410A. [6] R-410A was successfully commercialized in the air conditioning segment by a combined effort of Carrier Corporation, Emerson Climate Technologies, Inc., Copeland Scroll Compressors (a division of Emerson Electric Company), and ...

  3. Refrigerant - Wikipedia

    en.wikipedia.org/wiki/Refrigerant

    A DuPont R-134a refrigerant. A refrigerant is a working fluid used in cooling, heating or reverse cooling and heating of air conditioning systems and heat pumps where they undergo a repeated phase transition from a liquid to a gas and back again.

  4. Heating, ventilation, and air conditioning - Wikipedia

    en.wikipedia.org/wiki/Heating,_ventilation,_and...

    Such a system contains a boiler, furnace, or heat pump to heat water, steam, or air in a central location such as a furnace room in a home, or a mechanical room in a large building. The heat can be transferred by convection, conduction, or radiation. Space heaters are used to heat single rooms and only consist of a single unit.

  5. 15 products to help you stay cool in the extreme heat: 'A ...

    www.aol.com/lifestyle/products-to-help-you-stay...

    The cooling gels automatically recharge after 20 minutes of non-use. ... Even if you're able to stay inside, the heat can still make its way into your home. Whether or not you have an AC, some ...

  6. List of refrigerants - Wikipedia

    en.wikipedia.org/wiki/List_of_refrigerants

    The table is sortable by each of the following refrigerant properties (scroll right or reduce magnification to view more properties): Type/prefix (see legends); ASHRAE number

  7. Arizona bill aims to allow mobile home owners to put in air ...

    www.aol.com/news/arizona-bill-aims-allow-mobile...

    If approved and signed into law, mobile home owners could install air conditioning units. But some landlords argue ACs are noisy, unsightly, and can bring down a mobile home park's property value.

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