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Lotf
Jun 29, 2008, 05:24 PM
I have a wall vent fan. It is supposed to be sucking air, I noticed that air is blowing inside at the periphery of the fan while air sucking from the center. Why?
hvac1000
Jun 29, 2008, 11:53 PM
Because the fan blade is on backwards
The duct for the unit is plugger or not attached correctly.
OR
That is the way it was designed.