Do I need to block the existing ridge vents or install the solar fan far from them to prevent short-circuit flow from the ridge vents to the fan?
Ans. Solar attic fan does not need any electricity to work. It needs only sun light to exhaust hot air from the attic. The perfect spot to install solar fan is on the south side of your roof. You can keep the ridge vents and use the solar attic fan too. Submit your attic fan questions here. We will try our best to answer them for you.