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You are here: Home / Resources / Home Owner Information Guides Guide 3: Warm Air HeatingWarm air furnaces using gas, oil or electricity are the most common types of heating systems found in homes today. Rather than relying on gravity to distribute the heated air throughout the house, most systems installed since the fifties are power driven by blower fans. Basically, the operation of a forced warm air system is quite simple. Circulating return air enters the furnace where a filter or electronic air cleaner traps air borne dirt. The blower forces the air up into a compartment called the heat exchanger which contains metal passageways heated to temperatures of several hundred degrees by rising combustion gases. The passageway exteriors heat the circulating air as the blower forces it pass and on into the network of ducts for distribution throughout the house. A fan control switches the blower on and off and shuts down the blower if the circulating air temperature rises too high. |
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Tour our virtual home to learn about the most common issues that may be lurking in the home you plan on buying — or the one you already own. |
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Proper maintenance of any home is key to retaining and growing the value of your investment in the property. HouseMaster has compiled a simple checklist that every homeowner can benefit from. |
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