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  2. Gas heater - Wikipedia

    en.wikipedia.org/wiki/Gas_heater

    Upright non-flued liquefied petroleum gas heater, 1970s A wall mounted gas heater that runs on either propane or natural gas. A gas heater is a space heater used to heat a room or outdoor area by burning natural gas, liquefied petroleum gas, propane, or butane. Indoor household gas heaters can be broadly categorized in one of two ways: flued or ...

  3. Central heating - Wikipedia

    en.wikipedia.org/wiki/Central_heating

    Electric heating or resistance heating converts electricity directly to heat. Electric heat is often more expensive than heat produced by combustion appliances like natural gas, propane, and oil. Electric resistance heat can be provided by baseboard heaters, space heaters, radiant heaters, furnaces, wall heaters, or thermal storage systems.

  4. Furnace (central heating) - Wikipedia

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

    At the furnace, cool air passes into the furnace, usually through an air filter, through the blower, then through the heat exchanger of the furnace, whence it is blown throughout the building. One major advantage of this type of system is that it also enables easy installation of central air conditioning , simply by adding a cooling coil at the ...

  5. Heating system - Wikipedia

    en.wikipedia.org/wiki/Heating_system

    A heating system is a mechanism for maintaining temperatures at an acceptable level; by using thermal energy within a home, office, or other dwelling. Typically, these systems are a crucial part of an HVAC (Heating, Ventilation, and Air Conditioning) system.

  6. Forced-air - Wikipedia

    en.wikipedia.org/wiki/Forced-air

    Compared to water, air masses have a lower heat capacity. This means that they cool down faster, but they also raise the room temperature in a short time. [8] [9] Low thermal inertia allows literally in a few minutes to heat different in volume buildings. [10] At the same time, all the heat goes only to heat the rooms. [11]

  7. Our Editors Tested the Very Best Leaf Blowers You Can Buy - AOL

    www.aol.com/lifestyle/test-very-best-leaf...

    From gas- to battery-powered, handheld to backpack, these leaf blowers passed our tests. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290 ...