Window Fan Point In Or Out

If you have an odd number configure the extra one to pull.

Quiet cool attic fan troubleshooting. As the cold air comes in the temperature will drop. More effective than pointing the fan out the window would be positioning it so you are in between the fan and the window since the air current will have a cooling effect on your skin. When your fan is facing out the window it blows hot air out of the room which his replaced by cold air from outside.

Check what is outside the window to make sure you dont position your fan near your garbage cans for example. Dont run window fans during rainstorms. Window fans that are blowing the hot air out should be in windows on the sunny side of the house.

The more window fans you have working the better. But as a general rule point it towards the window closest to the heat source. Dont place a fan where it can draw in unpleasant odors.

Because fans dont actually make the air cooler but simply redistribute the air around a room open a window or door opposite the fan when you have the fan facing in or out of the window which allows the air to circulate through the room and even if the air outside is warm the fan may create a cooling effect through a breeze being formed. Fans pull air inwards from all directions then launch it in a directional plume. If the fan is the heat source then yes point it at the closest window.