Attic Fan Thermostat Setting Winter

Controlling the humidity levels of your attic is also important as it can easily make or break the performance of your hvac systems.

Attic fan thermostat setting winter.

Many people buy an attic fan which cost around 50 for standard electric gable fans to upwards of 350 for a high end solar attic fan and one of the first things they have to determine is the proper temperature to set the attic fan thermostat. In summer the thermostat operates the fan when the attic temperature reaches a preset level usually 90 to 95 degrees f. In particularly hot climates set the temperature higher to keep the fan from running for extended periods of time. In winter the humidistat operates the attic fan when the relative humidity exceeds a preset level usually 40 to 50.

Most manufacturers recommend setting your attic fan thermostat between 105 115 degrees and monitoring how often and how long the fan runs to adjust the setting for your home. The normal indoor humidity range in winter should be 15 to. Likewise adjustable thermostats will shut the fan off. Proper humidistat setting attic fan june 27 2019 by zamira leave a comment dual thermostat humidistat control for attic fan installation how to install master flow 1500 cfm black power roof jet fan journals attic attic fans green air solutions.

This reduces attic moisture. When the temperature within the attic reaches a set point the fan will turn on and start venting the heated air cooling the attic space. View all bits bites. Most manufacturers and contractors recommend a temperature setting between 100 and 110 degrees fahrenheit.

Attic fan thermostat setting. Most attic fans operate with a thermostat that automatically turns the fan on and off based on a temperature the homeowner sets. The ideal way to control the operation of an attic fan is with a thermostat and a humidistat. However it should also depend on the season the temperature outdoors as well as indoors.

Humidity settings are another issue that can make or break the performance of your heating and cooling systems and your attic ventilation. How is an attic fan controlled. Normally the humidistat setting should range between 15 to 50 percent.