Attic Moisture Fan

Simply by sealing the various possible paths of air leakage already discussed infiltration will be reduced therefore restricting the movement of air and eliminating the stack effect.

Attic moisture fan.

If you raise the attic temperature the rh in both places would be the same. An attic fan changes the air regularly so moisture doesn t get a chance to settle and do damage. The short answer to this very involved question and the pages of temperature and humidity level data you sent is yes there is a risk that moisture from humid air in your attic will condense on. The whole house fan and the attic venting fan.

The normal indoor humidity range in winter should be 15. This will help to avoid premature damage to the shingles or mold building up in moist hot. The ideal way to control the operation of an attic fan is with a thermostat and a humidistat. So they equalize pretty quickly.

How is an attic fan controlled. By adding moisture to the lower floor you increase the partial pressure of the water vapor which pushes it to areas of lower vapor pressure like the attic. Unlike a ventilation fan a whole house fan an attic mounted fan that exhausts air from a home at night is designed to cool a house that is to lower the indoor temperature. An attic fan works by exchanging the hot air in your attic space for fresh air pulled through the vents.

This ventilation process helps lower the attic air temperature and reduce humidity levels thus reducing the. After moisture penetration is controlled as best as possible the next approach to reducing attic moisture is by controlling air infiltration. Humidity settings are another issue that can make or break the performance of your heating and cooling systems and your attic ventilation. In summer the thermostat operates the fan when the attic temperature reaches a preset level usually 90 to 95 degrees f.

In winter the humidistat operates the attic fan when the relative humidity exceeds a preset. This american designed fan is designed to reduce attic temperatures and remove destructive moisture thus making your home more comfortable and reducing the load on your hvac system and lowering your. The remington solar ventilation attic fan is completely the remington solar ventilation attic fan is completely powered by free solar energy. It is designed to lower the temperature of an attic by exhausting air from the attic and replacing attic air.

The difference in the two spaces is the dry bulb temperature.