Make sure it is only just large enough to fit the vent.
How to install gable vent attic fan.
If your attic uses soffit vents at the bottom and gable vents at the top for ventilation having a gable vent fan drawing air into the attic would not be the best solution since it would tend to create positive pressure in the attic which could reverse the natural air flow that occurs when heat rises up through the soffit vents and out through the gable vents.
Step 1 mount the vent as close to the center of the house as possible.
Installing the shutter center the front of the automatic shutter over the vent hole make sure the shutter s.
Mount the fan thermostat to a nearby rafter inside your attic.
Decide where you want the gable vent fan to go and mark out the area using a pencil or piece of chalk.
Installing the shutter if the existing gable vent is smaller than the diameter of the fan you ll need to remove.
Deciding to combine a gable vent with a different type of exhaust vent is another mistake you should avoid.
The thermostat is the box you ll use to control the attic fan.
As a result the attic ventilation will not be effective in cooling the area.
Installing an attic fan step 1.
Attach to power image zoom shut off power to the circuit and run code approved cable to a nearby junction box.
Take your saw and make the hole where the fan will go.
What you need step 1.
When you install 2 exhaust vents in the attic they draw air from each other as opposed to drawing air from the intake vents.
Mount it as near to the roof ridge without it being visible from the front of the house.
Continue reading below our video of the day.
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.