Installing the shutter if the existing gable vent is smaller than the diameter of the fan you ll need to remove.
Attic house fan instructions.
Calculate the appropriate size of a whole house fan needed to properly ventilate your home.
In order for the whole house fan to work properly adequate ventilation is needed to exhaust the hot air from the attic that the fan pulls into the attic from your home s living space.
Even if you will be running the attic fan on low it will be less.
To determine how much attic ventilation you need divide the fan s cfm by 750.
It is important to let the fan breathe in as much air as it needs.
If you are using.
Multiply the number of square feet of the floor area you want to cool by the room height from floor to.
Because a whole house fan exhausts stale warm air into the attic a properly sized attic ventilation system is also required to exhaust that air out of the attic.
Open several windows in your home.
If your attic is not shaft and put it aside to prevent it from being damaged.
Installing an attic fan step 1.
Note that the setscrew is tightened against the flat side of the motor shaft.
First open enough windows or doors.
Attic fan installation s that can installation instructions whole house fans and attic owner s adjule thermostat for power attic cool attic 30 in belt drive whole house fan with.
Operating an attic fan is simple.
Shop heating and cooling.
Installing the shutter center the front of the automatic shutter over the vent hole make sure the shutter s.