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What do you do if central air conditioning ducts are not blowing out strong enough to cool upstairs?

Answer:

There could be a number of problems. Dirty ducts or heat exchanger. Wrong speed on the fan, or turning the wrong way. Plugged filters or vents.

First answer by Sikuan. Last edit by Sikuan. Contributor trust: 109 [recommend contributor ]. Question popularity: 1 [recommend question].

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