A true central air conditioning system uses ducts to distribute cooled air throughout the house. In a “split system,” the most common design, refrigerant circulates between an indoor coil and ...

“The costs related to central air conditioning can vary widely depending on the type of home as ducts may not yet be installed and multiple units may need to be fed by one system.” The hotter ...

Central air conditioning has two main types ... Sizing the air conditioner itself is only half the story. Your ducts have an optimal size, too. If they’re too small, static pressure builds ...