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  2. Rheem Manufacturing Company - Wikipedia

    en.wikipedia.org/wiki/Rheem_Manufacturing_Company

    Website. www.rheem.com. Rheem Manufacturing Company is an American privately held manufacturer that produces residential and commercial water heaters and boilers, as well as heating, ventilating and air conditioning (HVAC) equipment. The company also produces and sells products under the Ruud brand name.

  3. Edwin Ruud - Wikipedia

    en.wikipedia.org/wiki/Edwin_Ruud

    Edwin Ruud (9 June 1854 – 9 December 1932) was a Norwegian-American mechanical engineer and inventor who immigrated to the United States where he designed, sold, and popularized the tankless water heater. He was the founder and President of Ruud Manufacturing Company, now a division of Rheem Manufacturing Company. [6][7][8]

  4. Air handler - Wikipedia

    en.wikipedia.org/wiki/Air_handler

    Some AHU components shown are. An air handler, or air handling unit (often abbreviated to AHU), is a device used to regulate and circulate air as part of a heating, ventilating, and air-conditioning (HVAC) system. [1] An air handler is usually a large metal box containing a blower, furnace or A/C elements, filter racks or chambers, sound ...

  5. Heating, ventilation, and air conditioning - Wikipedia

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

    In the lower middle is the capacitor. Heating, ventilation, and air conditioning (HVAC) is the use of various technologies to control the temperature, humidity, and purity of the air in an enclosed space. Its goal is to provide thermal comfort and acceptable indoor air quality.

  6. Fitchburg Furnace - Wikipedia

    en.wikipedia.org/wiki/Fitchburg_Furnace

    The Fitchburg Furnace is a historic iron furnace located in the Daniel Boone National Forest in Estill County, KY. / 37.7327; -83.8524. The furnace is the world's largest charcoal iron furnace and the last to be built in Kentucky. The structure was state of the art in its time. With core of the furnace consisted of twin stacks built of local ...

  7. Tata Steel Netherlands - Wikipedia

    en.wikipedia.org/wiki/Tata_Steel_Netherlands

    The first 60-ton capacity open hearth furnace opened 19 March 1939, additional furnaces were added during the 1940s and early 1950s, and the capacity of the furnaces increased - by 1956 the plant had six furnaces, each of 190-ton capacity. [16] Construction of the plant's first rolling mill (Walserij West) was begun in the late 1930s.

  8. Energy Star - Wikipedia

    en.wikipedia.org/wiki/Energy_Star

    The Energy Star program was established by the Environmental Protection Agency in 1992 and operates under the authority of the Clean Air Act, section 103(g), and the 2005 Energy Policy Act, section 131 (which amended the Energy Policy and Conservation Act, section 324).

  9. Ground source heat pump - Wikipedia

    en.wikipedia.org/wiki/Ground_source_heat_pump

    Ground-source heat pumps (GSHPs) – or geothermal heat pumps (GHP), as they are commonly termed in North America – are among the most energy-efficient technologies for providing HVAC and water heating, using far less energy than can be achieved by burning a fuel in a boiler/furnace or by use of resistive electric heaters.