Even if your roof already has ridge vents and plenty of ventilation built in it s a good idea to install gable fans or roof fans to help blow hot humid air out of the attic.
Install a gable end attic fan.
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Once searching on amazon you will find that attic fan units price range from 80 to 400 based on their performance and quality level.
Gable fans are installed at the very top of your gable end walls and vented through the walls outside.
Then cut out the circle with a reciprocating saw and mount the fan over the cutout using a drill.
Decide where you want the gable vent fan to go and mark out the area using a pencil or piece of chalk.
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Gable fans fit into the gable vent and can be set to operate only within.
If the existing gable vent is smaller than the diameter of the fan you ll need to remove the vent and install either a larger vent or an automatic shutter.
Mount a gable fan by driving screws through the mounting flanges into framing members.
You could have an expert install your gable fan for you but if you are willing to try it yourself it is not too difficult.
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.
Attic exhaust fan gable end.
Attaching a gable vent fan pushing air inside your attic or roof out will assist in keeping the humidity and overall heat down.
If no junction box is available in the attic bring power up from a circuit in the room below.
Make sure that the electricity to the attic is turned off.
Attic ventilation fans also tend to be quite energy efficient in terms of their own operation.
If intended for using it in a garage or greenhouse then you can choose a gable attic fan.
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Attach to power shut off power to the circuit and run code approved cable to a nearby junction box.
Attic fan installation cost.
Begin by removing the screws or nails.
For daily home use install it on your roof can be a perfect choice.
To install an attic fan over a gable vent in your attic trace the body of the fan onto a piece of plywood that s wide enough to mount on the studs on each side of the vent.
