Having an attic fan can lessen the energy costs of air conditioning, especially during summer. In addition, it also avoids condensation and prevents the formation of ice dams in winter.
It is placed in the ceiling at times, specifically designed to suit over a hole in the ceiling or set inside a gable end. Moreover, an attic fan also serves as extra air conditioning where it sucks up circulating warm air inside a house going into the attic then emits it outside through a vent in the attic. But to correctly size it for a home is not an easy task. There are some good guides online about how to size an attic fan, and we will put together some pointers for you below…

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