Ridge Vent Vs Attic Fan

I have been doing some research and it seems like the best way to go is to use soffit ridge vents instead of an attic fan.

Ridge vent vs attic fan.

And then the vent fits on top of that. Make sure the ridge line is cut open at least an inch to an inch and a half so you have a good wide gap at the top. However the roof is only a 2 12 pitch and i am wondering if the shallow pitch will have any adverse effect on the vents. Since your solar vent fan only moves 500 cfm a third to half that of a typical hardwired attic vent fan it probably won t move enough air to reverse the action of the ridge vent.

And the temperature in the attic gets to be somewhere around 115 to120 degrees during the summer and it gets pretty warm. Also since the fan is powered by the sun it should turn off when the sky is overcast during a storm which will keep it from drawing rain into the attic. Well i have a house that has a ridge vent in it. My house is in zone 6 and highs are usually in the 80s during summer only had three 90 days last year.

At one point on the roof it is about 30 from the soffit to the ridge with a 2 12 pitch. Choosing a ridge vent or an attic fan. Scott in georgia is on the line with a question about attic ventilation. Without ventilation unfinished attic spaces can end up having stagnant air.

The house currently has ridge vents and i am wondering if installing a. Without any air movement temperatures in the attic soar in summer and plunge in winter. Joe blanco posted in general questions on february 21 2016 01 26am is there any advantage in using an attic fan comparing to ridge vents. How can we help you today.

Now for the other sections of roof and attic that are again separated from that garage space there you should use a continuous ridge vent. When you are deciding between a ridge vent or an attic fan consider the needs of the attic.