How many days does it take to install a central split air conditioning unit?

Answer In a home under construction, installing a central split air conditioning unit can take anywhere from one to two days. Installing central air conditioning on an existing house, however, can take a ... Read More »

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What is wrong when my central air unit fan continues to run even when the unit is off?

I'm assuming that you have it in heating mode and that it is a gas fired furnace. There is a fan that exhausts combustion air out of the combustion chamber. It runs for a few minutes after the bu... Read More »

How To Buy a Central AC Unit?

Buying a central air conditioning unit will allow your house or place of business to be a comfortable environment in which to live or work. Central AC units with a good energy efficiency rating can... Read More »

How do I add Freon to a central air unit?

Choose the Right RefrigerantConsult the central air unit's manual to determine the refrigerant that is compatible with the unit.Prepare to Add FreonPut on protective gloves and goggles as Freon is ... Read More »

How much does a central air unit cost?

According to, central air-conditioning systems for homes that are about 2,000 square feet, with preexisting ducts, range from $3,500 to $4,000. If ducts must be added, the cost rises... Read More »