Forced Air vs. Central Air: What’s the Difference?
https://www.ernstheating.com/blog/difference-between-forced-air-and-central-air-conditioning/
WEBThe primary difference between forced air and central air systems, then, is that central air conditioning specifically refers to a cooling system. A central air conditioning system uses the forced-air system within your home to deliver cooled air, making use of the vents, plenums, and ducts to provide conditioned air.
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