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2. Phase-out of fossil fuel boilers - Wikipedia

   en.wikipedia.org/wiki/Phase-out_of_fossil_fuel...

   The International Energy Agency has said that new gas boilers (or gas furnaces) should be banned no later than 2025. [2] Many installations and appliances have a life-span of 25 years, leading for calls that the bans must take place immediately, or at latest by 2025, because otherwise targets of net zero by 2050 cannot or are unlikely to be ...

3. 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.

4. 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.

5. 6 Appliances That Will Lower Your Utility Bills So Much They ...

   www.aol.com/6-appliances-lower-utility-bills...

   If utility costs wreak havoc on your wallet, consider replacing the following appliances with energy-efficient models. They can help you lower your utility bills quickly. 1.

6. Chicago should set limits on buildings’ greenhouse gas ...

   www.aol.com/chicago-set-limits-buildings...

   The report pointed out that installing energy-efficient windows or replacing gas furnaces with all-electric heat pumps can be “expensive and disruptive” for both large and small building owners.

7. 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 ...