There are various types of home heating and air conditioning systems. The type you have in your home is most likely based on the age of your home and the part of the country in which you live. Especially if you buy an older, existing home.

Gas and oil furnaces have been around a long time. A furnace draws air through duct systems in the home where it is heated in the furnace and returned back to the home through the duct system.

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This entry was posted on Tuesday, July 3rd, 2007 at 1:59 am and is filed under Home A/C Systems. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.