Attic Vs House Fan

Definitions of whole house fan vs.

Attic vs house fan. Attic fan vary by region causing some confusion. Installing a smaller fan on the roofline 1or in the gable is easier than putting a much larger fan in the ceiling of the home. Unlike the whole house fan which is expensive and difficult to install an attic fan is easy to install and less way cheap. Attic fansare easier to installthan whole house fans because of their location and size.

The cool outside air passes through the house pushing hot air into the attic. You never want your attic to be 150 degrees even when your not home while your air conditioning is running and even if you re on vacation. The air outside the house needs to be cooler than the air inside the house. The fan s will draw air from open windows and doors.

Vents in the attic then release the hot air back to the outdoors. Be sure that your flues are in good operating condition and that your furnace. How is an ac system different. The whole house fan pulls the warm air from the living rooms into the attic and fresh air is drawn in through open doors and windows.

Attic fans are designed to run on hot sunny days to clear super heated air from your attic. We think an attic fan is a necessity and a whole house fan as a preference. Whole house and attic fans are also capable of pulling carbon monoxide back into the home through a damaged flue. A gable attic fan is mounted to one of the gable walls in the attic.

Even though one is less difficult both projects should only be tackled by professionals. Attic fans which are often mistaken for whole house fans and vice versa are not the same thing. A whole house fan moves air throughout the entire home including the living space and attic while an attic fan merely circulates air inside the attic. 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.

That is why an attic fan is needed even if you have a whole house fan. A whole house fan is mounted in the ceiling between the living space and that attic. Without ventilation unfinished attic spaces can end up having stagnant air. The attic fan on the other hand blows warm air out through the roof or a gable vent and the fresh air is drawn in through the roof and vents.

Timing is important in order to effectively use a whole house fan. There is a huge difference between gable attic fan and a 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.