The whole house fan and the attic venting fan.
Attic fan to cool house.
Good insulation reduces fan effectiveness.
Both are for cooling but what they cool and the way they do it differ.
However the utility of attic ventilation fans is actually quite a controversial topic.
The result is a cooler attic space with plenty of air exchange.
Attic fans push out the hot air and pull in the cool air from the vents installed on your roof.
It provides good attic ventilation in addition to whole house cooling.
The whole house fan is installed inside the attic between the living space and ceiling.
In such doing the attic fan will reduce the temperature in the attic space that in turn cools down the whole house.
It helps to cool your home temperatures and the attic by approximately 30 degrees.
The warm air escapes through the attic and to the attic vents allowing the circulation of chilly air from the windows.
An attic venting fan is a basic yes or no decision.
You either want one or you don t.
Attic fans perform this ventilation by pushing hot air out into the environment while also pulling fresh cool air into the attic.
Install an attic fan.
It is designed to lower the temperature of an attic by exhausting air from the attic and replacing attic air.
To ensure that the attic fan is working properly you need to make sure that your attic is sealed up tight where it touches the ceiling of the top floor.
Attic fans and whole house fans together can help with home ventilation but they serve different purposes.
Cool attic 14 in x 28 5 in 3092 cfm white galvanized steel automatic shutter whole house fan.
There are two devices commonly called attic fans.
Whole house fans work on the principle of removing the hot and humid air out of the house.
Attic ventilation fans whether hard wired or powered by their own solar panels seem like a low cost and effective way to help keep your house cool.
The attic fans are fitted with thermostats that will switch on and off the fan depending on the homeowner s preference.
With a whole house fan you will probably also need to consider other cooling elements.
Adding an attic fan can improve the airflow in your attic to keep it cool.
A whole house fan can be run from early evening to early morning effectively cooling the structure of your home using the cool free outside air.
An attic fan works by drawing in cool air to the attic space that pushes out the hot air through vents.
The downside of attic ventilation fans.
Whole house fans should provide houses with 3 to 6 air changes per hour varies with climate floor plan etc check with a professional to determine what is appropriate for your home.