Solar Attic Vents Pros Cons

When sunlight is blocked for whatever reason the fan comes to a halt immediately.

Solar attic vents pros cons.

Solar powered attic fans use the energy from the sun to power the fan. Still it is your dependable choice if you are looking for many years of use. If a solar powered fan won t work for your location you ll need to hard wire one in. In some regions of the country that get a lot of rain and snow they aren t as reliable.

That means tough luck if your attic is still hot when the sun goes down. The solar fan does have its downsides. Other factors also affect the operation of the solar fan. First the air in the attic is generally warmer than in the rest of the house owing to the fact that hot air rises.

While attic fans provide the same kind of ventilation of roof vents there are a few downsides. Cons of solar attic fans. However in arizona there s 299 days of sun on average in the phoenix valley. My fan only works when it is getting direct sunlight on the solar panel if a cloud drifts through the sky blocking out the sun the fan stops spinning immediately as the sun sets the attic is still hot and my solar fan stops spinning.

If you are blowing the hot air out of your attic during the. This option runs on a renewable energy resource. But after seeing my solar powered attic fan work i have a long list of cons. The most significant benefit of solar attic fans is that they operate using renewable energy.

List of the pros of solar attic fans. Cons of attic ventilation unfortunately most homes are improperly ventilated which can result in mold wasted energy ice dams premature roof system degradation rotting decks peeling paint and ceiling stains. The solar attic fans all moved less than 1 000 cubic feet of air per minute cfm and they did nothing to lower the temperature inside my own attic. Ad the infrared rays from the sun are powerful.

The solar panel. Also if the house is leaky the fan could actively be pulling warmer air from the home or other areas of the roof. Some cons of attic ventilation are explained below. While a solar attic fan generally costs a little more than a basic electric model they do use less power.

Cons of solar attic fans there are also a number of negative points to keep in mind when you re considering installing a solar attic fan in your home. Solar attic fan cons. It will only function when direct sunlight falls on the panel. On the cons this attic fan may be too loud for some users.

It is also more expensive versus other choices on the market are. What are attic ventilation fans. It will make a home become more energy efficient.