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  2. Furnace (central heating) - Wikipedia

    en.wikipedia.org/wiki/Furnace_(central_heating)

    The fourth category of furnace is the high-efficiency condensing gas furnace. High efficiency condensing gas furnaces typically achieve between 90% and 98% AFUE. [3] A condensing gas furnace includes a sealed combustion area, combustion draft inducer and a secondary heat exchanger. The primary gain in efficiency for a condensing gas furnace, as ...

  3. What's The Difference Between A Heat Pump And A Furnace ... - AOL

    www.aol.com/whats-difference-between-heat-pump...

    In colder climates, 95% efficient gas furnaces fare better than ENERGY STAR® heat pumps. And, due to the relatively lower cost of natural gas versus electricity, lifetime operating costs should ...

  4. Annual fuel utilization efficiency - Wikipedia

    en.wikipedia.org/wiki/Annual_fuel_utilization...

    The annual fuel utilization efficiency (AFUE; pronounced 'A'-'Few' or 'A'-'F'-'U'-'E') is a thermal efficiency measure of space-heating furnaces and boilers.The AFUE differs from the true 'thermal efficiency' in that it is not a steady-state, peak measure of conversion efficiency, but instead attempts to represent the actual, season-long, average efficiency of that piece of equipment ...

  5. International Comfort Products - Wikipedia

    en.wikipedia.org/wiki/International_Comfort_Products

    ICP is a Carrier subsidiary. ICP makes oil and gas furnaces, heat pumps, and central air-conditioning systems for residential and commercial customers. [1] It manufacturers, markets, and sells residential heating and cooling systems under the Arcoaire, Comfortmaker, Day & Night, Heil, KeepRite, Lincoln, and Tempstar brands; its commercial units, with up to 25 tons of cooling capacity, are sold ...

  6. Biden Energy Dept. deals another blow to natural gas supporters

    www.aol.com/news/biden-energy-dept-deals-another...

    (The Center Square) – It’s been a rough week for supporters of natural gas, with the Department of Energy issuing final rules that ban certain types of natural gas water heaters and DOE’s ...

  7. Central heating - Wikipedia

    en.wikipedia.org/wiki/Central_heating

    Primary energy sources may be fuels like coal or wood, oil, kerosene, natural gas, or electricity. Compared with systems such as fireplaces and wood stoves, a central heating plant offers improved uniformity of temperature control over a building, usually including automatic control of the furnace.

  8. Industrial furnace - Wikipedia

    en.wikipedia.org/wiki/Industrial_furnace

    An industrial chamber furnace, used to heat steel billets for open-die forging. An industrial furnace, also known as a direct heater or a direct fired heater, is a device used to provide heat for an industrial process, typically higher than 400 degrees Celsius. [1]

  9. Heating system - Wikipedia

    en.wikipedia.org/wiki/Heating_system

    Higher AFUE ratings indicate a more efficient furnace. [10] Environmental impacts are a concern with heating systems, especially those that burn fossil fuels. The use of sustainable energy sources and energy-efficient systems is encouraged to reduce greenhouse gas emissions.

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