Attic Fan Vs Whole House Fan

Attic fanscan also be used in the winterfor different purposes.

Attic fan vs whole house fan. In a nutshell whole house fans are designed to run after sundown using cool night air to ventilate and cool your entire living space. While attic fans meet their goal of cooling attic air in any high temperature climate whole house fans are of more use in lower humidity climates with hot days and cool nights. It is used to suck warm air out of the living space up into the attic. Attic fans are designed to run on hot sunny days to clear super heated air from your attic.

Definitions of whole house fan vs. A gable attic fan is mounted to one of the gable walls in the attic. At first glance it seems that whole house fans are similar to attic fans but the function is different. Whole house fans have the most savings but you can save even more by using an attic fan and a whole house fan together.

Attic fan vary by region causing some confusion. A quiet cool whole house fan is installed in the attic along with ceiling mounted grilles. How does it work. A whole house fan is mounted in the ceiling between the living space and that attic.

The fan is used to remove hot air from the attic space in order to limit heat transfer to the living space below. The results are far more effective than the simple attic fan. The fan s will draw air from open windows and doors. During summer the temperatures can rise over 160 degrees an attic fan lowers the heat in the attic fast with less energy compared to an air conditioner.