Turbine fans have angled slits cut into a capped cylinder which create a continuous fan blade.
Do wind attic fans draw air in or out.
The wind rotates the fan blade causing air movement in the attic as air is pulled out through the.
That air simply passes through the outdoor unit whisking away heat and continuing along.
One static vent style is the turbine vent which uses wind to power its enclosed fan all it takes is a light breeze to rotate the blades and suck heat out of the attic view example on the home.
If the blades face the window screen the fan helps pull.
Fans don t make a room any cooler they merely make you feel cooler.
Fans keep a room cool.
Likewise your outdoor unit uses a fan to draw air in taking the heat back out of the refrigerant and allowing it to cool down once more before being recycled.
With regards to the general topic of attic ventilation passive or wind solar driven vs.
Box fans placed in or near windows can help draw in cool air from outside or pull warm air out of a room depending on how they are placed.
The primary reason attic fans are not helpful is that they can depresureize the attic and draw air out of the house.