Installing An Attic Fan With A Ridge Vent

A couple of years down the road i had a new roof installed with ridge vents and continued to use the gable fan.

Installing an attic fan with a ridge vent.

If air is drawn in through the ridge vent while it s raining it might pull rainwater in with it which could lead to leaking or mold in the attic. It cooled as well or better than before. You also want a fan that s appropriate for the square footage of your attic space by checking the manufacturer s specifications. Mount the fan thermostat to a nearby rafter inside your attic.

Attic ventilation fans also tend to be quite energy efficient in terms of their own operation. To save time use an existing roof or gable vent to install your new attic fan. Installation of this type of attic ventilation involves leaving a gap in the sheathing along the ridge and covering it with a perforated vent. Combining an attic power vent fan with a ridge vent is usually not recommended because.

It could reverse the natural flow of hot air out the ridge vent. Static vents often protrude from roofline thanks to. This way you don t have to cut a brand new hole but simply make the hole for the vent larger so it can accommodate the fan. 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.

Once you re back in your attic look for a rafter that s close to your fan and screw the thermostat into it using the screws that came with the fan. A few years ago i pulled out all the insulation and had the roof sprayed with foam closed up the gable vents and have saved a ton on heating and cooling costs. A fan may actually suck air conditioned air from your home into the attic. The thermostat is the box you ll use to control the attic fan.