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  2. Furnace (central heating) - Wikipedia

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

    In some areas electrical resistance heating is used, especially where the cost of electricity is low or the primary purpose is for air conditioning. Modern high-efficiency furnaces can be up to 98% efficient and operate without a chimney, with a typical gas furnace being about 80% efficient. [ 1 ]

  3. Central heating - Wikipedia

    en.wikipedia.org/wiki/Central_heating

    The energy cost of heating is one of the main costs of operating a building in a cold climate. Some central heating plants can switch fuels for reasons of economy and convenience; for example, a home owner may install a wood-fired furnace with electrical backup for occasional unattended operation.

  4. Electric arc furnace - Wikipedia

    en.wikipedia.org/wiki/Electric_arc_furnace

    Much of the capital cost of a new installation will be devoted to systems intended to reduce these effects, which include: Enclosures to reduce high sound levels; Dust collector for furnace off-gas; slag production; cooling water demand; Heavy truck traffic for scrap, materials handling, and product; Environmental effects of electricity generation

  5. Heat pumps: How do they work, what do they cost and can ... - AOL

    www.aol.com/news/heat-pumps-cost-grant-150905743...

    How much do heat pumps cost? On average, an air-source heat pump costs about £10,000 more than a gas boiler, according to the National Infrastructure Commission (NIC). Installation costs can vary ...

  6. New efficiency standards for home furnaces unveiled [Video] - AOL

    www.aol.com/news/biden-administration-unveils...

    The new standard would require new furnaces to convert 95% of the gas they burn into heat. ... “The new standard would reduce needless costs and greenhouse gas emissions.” ...

  7. Cost of electricity by source - Wikipedia

    en.wikipedia.org/wiki/Cost_of_electricity_by_source

    The levelized cost of electricity (LCOE) is a metric that attempts to compare the costs of different methods of electricity generation consistently. Though LCOE is often presented as the minimum constant price at which electricity must be sold to break even over the lifetime of the project, such a cost analysis requires assumptions about the value of various non-financial costs (environmental ...

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