How To Install An Attic Gable Fan

Mount fan image zoom mount a gable fan by driving screws through the mounting flanges into framing members.

How to install an attic gable fan. To save time use an existing roof or gable vent to install your new attic fan. What you need step 1. Roof fans are mounted on plastic or sheetmetal bases that serve as flashing. Gable fans fit into the gable vent and can be set to operate only within.

Even during the cooler months the fan can prevent the build up of humidity caused by heating systems. Use a tape measure to get an accurate. Find a piece of plywood that s at least as wide as the distance between the studs. Center the gable attic fan over the hole and attach the mounting brackets with screws.

Attic ventilation fans also tend to be quite energy efficient in terms of their own operation. There are two basic attic fan designs. 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. Installing an attic fan over a gable vent 1.

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. Measure the distance between the studs on the left and right side of your vent. You also want a fan that s appropriate for the square footage of your attic space by checking the manufacturer s specifications. Those made for roof installations and those intended to be mounted in a gable wall.

You will also save on air conditioning bills. Installing a gable vent fan is a great way of keeping your attic cool during the heat of summer. Attach to power image zoom shut off power to the circuit and run code approved cable to a nearby junction box. Drill a hole into the perimeter of the circle just drawn on the plywood using a saber saw and cut out the circle.