On Tue, 2 Jan 2018 21:08:52 -0500, "Mr. Luddite"
wrote:

On 1/2/2018 9:03 PM, wrote:

So it vents through the roof?

Yup, soffit vents, ridge vents and gable end vents. I can move a lot
of air.


Yup. In a hot, humid environment a big fan will exhaust a lot of hot,
humid air, replacing it with hot, humid air.


They are good the 5-6 months of the year when the AC is off
particularly at night.