Humidity Controlled Attic Fan

The ideal way to control the operation of an attic fan is with a thermostat and a humidistat.

Humidity controlled attic fan. Depending on its layout your home may be better suited to one or the. A couple different fan styles can be used to help control the temperature of an attic space. Air sealing an attic. The quietcool afg pro 3 0 attic gable fan can help cool and ventilate your attic for just pennies an hour.

Bought this for my attic fan to help control heat and humidity up there. The normal indoor humidity range in winter should be 15. Instead you want a whole house fan that is run when the outdoor temperatures are low not when the attic is hot and you want that fan to have a wall mounted switch that you can control. Here is a link to an article that describes the work.

How is an attic fan controlled. 40 watt solar attic fan bdb with thermostat humidistat adapter 22 5 x 22 5 x 11 in runs at night brushless motor solar vent hail and weather resistant. Humidity settings are another issue that can make or break the performance of your heating and cooling systems and your attic ventilation. So the first step is to seal the air leaks.

The afg pro 3 0 is possibly the most powerful residential attic fan on the market today. Even on scorching summer days the air outside your house is nowhere near as hot as the air trapped inside the attic. In summer the thermostat operates the fan when the attic temperature reaches a preset level usually 90 to 95 degrees f. Iliving 800 cfm shutter exhaust fan at amazon this fan can easily remove excess heat moisture and odor from any space up to 1 200 square feet.

Ideally your installer would have found a way to increase the vent openings in your attic so that a whole house fan could be installed. In winter the humidistat operates the attic fan when the relative humidity exceeds a preset. Running at 250 watt and moving over 2860 cfm this fan uses less power than typical attic fans that move half the amount of cfm. Quietcool smart 2830 cfm power gable mount attic fan at amazon this model is our top pick for its ease of use simple installation and maximum energy efficiency best budget.

Their functions differ somewhat. Well the temperature control works great but the humidity control isn t very good finally had to turn it off cause it would just kick on at random times when humidity low and that is the setting that was turning it on. Attic venting fans are also called attic fans attic ventilators and attic exhaust fans. High humidity in an attic is usually caused by air leaks in the ceiling of the top floor of your house.