Fan Filters: Blow or Suck? | AnandTech Forums: Technology, Hardware, Software, and Deals - Bottom fan wont suck air
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A typical bath fan is rated to move 50 cubic feet per minute of air when it's You can see from the dark spot on the fiberglass that some air does escape, but it won't be much here. Unless your bathroom has a large gap between the bottom of the door and the . The humid air is sucked back in to the attic. The exhaust fan on the bathroom ceiling fan vents hot, moist air, keeping the room A drop or two of bearing oil on both the top and bottom bearings, which support If there is no suction and the fan is running normally after the unit has been.