Rating 4/5 I think the grills might occasionally...base unit. But this does...the cool air from the breezeway...I'm sure the dog loves how...is during the day while we're...the wife loves the exhaust feature...kitchen cooking. We're definitely happy...

Rating 4/5 Many good features for a good...it didn't get 5 stars is...enough for wide windows and they...and close.
Otherwise, a great product....

Rating 5/5 I bought this, originally for myself...my daughter, in Washington, to use...works great and the options available...or both of the fans. ...

Rating 5/5 It took me awhile to get...had commented that it was noisy...enough to blow-in or exhaust air....cases. This is an amazing fan....keep it in the lowest speed...cool and airy. The thermostat works...it turns on the fan automatically...longer walk into a hot stuffy...from work.

A quick...unit has two fans that work...air from outside or exhaust air...each fan are low, high, supper...knob if fully turned counterclockwise will...until the room gets exceedingly hot....knob if fully turned clockwise, will...the room gets exceedingly cold. Somewhere...tipping point that turns the fan...on your desire room temperature.

Rating 4/5 We really needed the fan. ...and it is adjacent to the...in the bathroom window helps avoid... It would be a bit...it does have great power when...off or aerate a room quickly....