Attic Fans Impact

But the hot air that tends to get trapped in your attic doesn t just impact that space.

Attic fans impact.

It can affect your whole house. Attic ventilation fans are typically mounted to an exterior wall in the attic. The fans cool the attic equalizing the temperature between the attic and outside of the home. There is one major caveat to the effectiveness of an attic fan.

Eliminating damage to insulation and framing materials produced by moisture. Maximize motor performance by adding temperature controlled thermal switch to any attic fan model. Cooler outdoor air enters through open windows lowering the indoor temperature. Depending on the type of insulation material you re using on your attic floor mold spores could potentially destroy your valuable insulation and create a health risk.

As such investing in an attic fan could make your entire home more. If the home is not properly insulated a ventilator fan can actually draw cool air out of the home resulting in an increased cooling load. Using a thermal switch the fan will turn off when it gets cold and turn itself back on when the temperature gets hot in your attic. We think of ceiling fans in terms of evaporative cooling of the skin.

Add the thermal switch temperature controlled attic fans. However a ceiling fan in a room with attic exposure also acts to disrupt the air film reducing it s r value which brings ceiling temperature closer to room ambient. You must have a tight seal between your living space and your attic to get an energy efficiency boost. Mitigating weakened internal structures caused by mold and fungus growth.

Solar star ventilation fans safeguard your attic from winter damage by. This type of system blows hot air out of the attic but it can have a negative effect. Even though an attic exhaust fan can incrementally lower the temperature of a very hot attic using a fan does not stop the source radiant heat. The thermal switch activates when temperatures reach approximately 85 f 29 c and deactivates when temperatures drop below 65 f 18 c.

In the late evening or early morning the fan is turned on to exhaust hot air from the house. This prevents snow from melting on your roof and freezing when it hits the cold gutter. During the day any cooler air brought in by the fan will be heated up immediately by the surrounding structure. I had a client whose wife didn t care for the sensation caused by ceiling fans.

As it turns out because the insulation slows heat from moving down into the living space homes with well insulated attics don t see a significant reduction in their cooling load when they add attic ventilation fans. A whole house fan is usually installed on the attic floor near the center of your house. Most fans cannot keep up.