How To Prepare Attic For Gable Fan Installation

Certain that the gable attic fan shutter is plumb and level nail it to the outside of the gable.

How to prepare attic for gable fan installation. Decide where you want the gable vent fan to go and mark out the area using a pencil or piece of chalk. How to install a gable vent fan. Use a tape measure to get an accurate measurement. Step 3 fit the vent.

Quietcool afg slr 30w and afg slr 40w. Model afg pro 3 0 quietcool specialty 16 in dia. Step 4 fit the fan. Whole house fans tend to have higher overall costs than attic ventilation fans.

Step 2 prepare the wiring. Reducing the heat in the attic saves the roof and lowers the ac bill. 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. During extreme rain and wind storms you may want to turn on your attic ventilator to prevent excess mositure accumulaltion in your attic.

Installing an attic fan step 1. If you need more ventilation but don t want to cut a new hole in the roof or gable consider adding a power vent which can be controlled by a thermostat and or a wall switch. Installing an attic fan over a gable vent 1 measure the distance between the studs on the left and right side of your vent. Installing the shutter if the existing gable vent is smaller than the diameter of the fan you ll need to remove.

Installing the shutter center the front of the automatic shutter over the vent hole make sure the shutter s. Step 1 prepare the attic. Pricing for attic fan installation varies depending on fan type and its location. This is a normal condition with all attic ventilators and will not cause any damage to the structure we recommend that you do not store any valuable articles directly under the fan opening in the gable.

Caulk around the shutter and at all nail penetrations to prevent leakage. Measure the thickness of your attic floor insulation or wall and ceiling insulation if the attic is finished and ask your building department or a home center whether you should add more. If a base is required as in with lapped siding attach the shutter to the base first then nail it to the house. Step 5 finishing up.