As the moisture migrates upwards to the colder attic areas during the winter months the relative humidity is increased to the point that condensation can occur on cold surfaces.
Is moisture in attic normal.
Step 1 check for excessive heat.
If you raise the attic temperature the rh in both places would be the same.
It s important to keep an eye on attic moisture and temperature if you believe you have a potential problem with mold.
Attic moisture is caused by hot temperatures and high humidity prime causes of mold in your attic.
In come cases duct condensation can be a sign of a duct leaking air which reduces your a c unit s efficiency.
Normal breathing and perspiration adds 3 pints of water to.
Condensation in the attic is a serious problem that must be addressed by homeowners.
If left untreated it can damage critical structural elements of the home such as the trusses and rafters ruin insulation damage any stored belongings and lead to the formation of potentially toxic black mold.
Excessive moisture in the air.
Humidity settings are another issue that can make or break the performance of your heating and cooling systems and your attic ventilation.
And if they did go in the attic most people don t know what they re looking for.
This can result in mold rust and deterioration of wood and structural fasteners.
The normal indoor humidity range in winter should be 15.
Without proper insulation and ventilation problems with moisture can cause havoc in your attic and you might not even know it.
More often than not the staining to the.
Provided that you cut down on the sources of moisture entering the attic and ensure that the attic is properly ventilated then this problem will disappear.
There are many things in our homes that put moisture into the air.
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 difference in the two spaces is the dry bulb temperature.
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.
If you own an older home or your ductwork is not properly maintained ductwork sweating is more likely to become an issue as both the temperature and humidity levels rise.
In order to prevent attic condensation adequate attic insulation is required.