Will Attic Exhaust Fan Make A Difference

It is designed to lower the temperature of an attic by exhausting hot air from the attic and replacing attic air with outdoor air.

Will attic exhaust fan make a difference. They can quickly remove a larger volume of hot and or humid air from your attic compared to static ventilation which helps save money on your heating and cooling costs. However the utility of attic ventilation fans is actually quite a controversial topic. It is designed to lower the temperature of an attic by exhausting air from the attic and replacing attic air with outdoor air. Both attic fans and roof vents.

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. Ideally this will lower the high temperatures that have built up in your attic. The downside of attic ventilation fans. Much of that heat then conducts downward and finds its way into the house.

Using the simple physics principle of air circulation it can draw in cool air while letting out the warm air. Without any air movement temperatures in the attic soar in summer and plunge in winter. Attic fans exhaust hot air from your attic to the outside. In the summer months a smart attic fan will prevent the attic from reaching scorching hot temperatures that in turn transfer into the living space below.

The average attic fan draws less than 300 watts making it seem like an energy efficient home improvement but some professionals in the field claim that attic fans are not a cost saving investment. Using a fan to blow hot air out of the attic doesn t address the radiant heat flow from the roof to the attic floor. Yes attic fans can make a difference. Fresh air is pulled in from your soffits and or roof vent creating a draft through your attic.

Without ventilation unfinished attic spaces can end up having stagnant air. Trying to solve the heat gain problem in your attic by using a fan is like lying out at the beach with a fan blowing over you and thinking you re not going to get a sunburn. They can provide a cooling effect that reduces temperature significantl y in your house. A powered attic ventilator attic fan has a different purpose.

Good insulation reduces fan effectiveness. This air is then exhausted through the fan to the outside. With the built in humidistat the fan will come on any time the attic has a humidity level of 60 or greater running at the lowest speed. A powered attic ventilator has a different purpose.