An attic venting fan is a basic yes or no decision.
Box fan in attic to cool house.
Slit 3 inches in on.
Cut off the end of the power cord using the blade of a utility knife.
A whole house fan is usually installed on the attic floor near the center of your house.
Attic ventilation fans help cool air your attic by pushing out the stifling hot air from inside the attic and bringing in cool air from outside.
A great advantage is that you can open any window in the house and get air movement in that room.
Remove the screws surrounding the grille on the fan using a phillips screwdriver.
You either want one or you don t.
Turn the fan over.
Place the box fan face down on a work surface.
This prevents hot air from seeping into your home and driving up the temperature in the living space which reduces the load on your air conditioner.
The whole house fan is designed to pull air right through your house cooling and refreshing as it does so.
Encased in shallow metal frames with open air grid panels covering blades.
If you re using fans during the day position your outward blowing box fans in windows located on the sunny side of the house.
A box fan is a compact square device that uses a spinning blade to circulate air producing a cooling effect.
Depending on the level of heat outside the room compared to the temperature inside it and whether you have multiple fans you can face the box fan in or out of a window.
They draw air through open windows exhaust it up through the attic space and cool the attic space.
Its portable design allows you to place it in different spots including the floor or in an open window.
Whole house fans are mounted in the ceiling between a high point in your house and the attic.
Open your windows before you turn on the fan.
Its no good unless it is actually moving hot air out of the attic.
Cooler outdoor air enters through open windows lowering the indoor temperature.
If you live in a single story home set up fans to blow inward on the shaded side of your home.
How to use a box fan in the attic.
When used in conjunction with natural ventilation portable box fans are a good solution to cooling houses on hot days.
In the late evening or early morning the fan is turned on to exhaust hot air from the house.
These fans exhaust into the attic space which is okay because they re moving fresh not hot air.
Not unless the box fan is blowing to the outside.
If you have an attic in your home place the outward blowing fans in attic windows and leave the attic door open.
This prevents snow from melting on your roof and freezing when it hits the cold gutter.