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Types of Home Heating Systems

By Bob Formisano, About.com

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Forced Air Heating and Cooling System

Gas Furnace

Gas Furnace

© Natural Resources Canada 2006

Forced Air System
This system is by far the most common type of home heating and cooling system.

Distribution

  • Air heated in a furnace
  • Air distributed from furnace through ductwork and into room by registers

    Fuel Sources

  • Furnaces may heat air buy using natural gas, propane, oil or electricity

    Advantages

  • Only distribution method that can used for cooling
  • Air may be filtered
  • Air may be humidified
  • Air may be dehumidified
  • Inexpensive
  • Furnace can attain highest AFUE

    Disadvantages

  • Requires ductwork and takes space in walls
  • Furnace fan can often be heard
  • Moving air can distribute allergens
  • Air requires filtration and regular maintenance.

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