During winter conditions attic frost is a problem associated with attic bypasses.
Frost forming in attic.
Moisture left unchecked will eventually form mold and mildew which can lead to health problems with the occupants of the home.
Frost itself doesn t do any damage but once it melts things get wet and then damage occurs.
How does the air get there.
When the outside temperature rises again the frost thaws water collects and can leak into your house.
That s about it pretty simple.
The frost forming in his attic is basic building science.
Why does frost form in the attic.
Frost and ice forms in attics when warm humid air accumulates and condenses on the underside of your roof sheathing.
When moisture gets into the attic it condenses on the roof sheathing in the form of frost.
The first step in resolving this type of problem is to install the proper amount of insulation in the attic floor area.
The colder the temp the more often the ice will form.
Heat loss is when warm air and the moisture that joins it from the conditioned living space moves into the attic.
Frost gets into the attic from air leaks or attic bypasses.
1 stop the humid air from leaking into your attic or.
To start frost accumulates when moisture laden air from the house gets into the attic.
2 warm moist air leaking into your attic.
The attic is meant to be a cool space in the winter.
The main root cause of frost forming in the attic is associated with improper or the complete lack of insulation and ventilation in the attic.
1 super cold temps frigid air are present in your attic and mixing with.
This is bad for several reasons.
When warm air from inside the house escapes traveling up through the bypasses the moisture condenses on the roof boards and rafters where the frost can form.
To conclude frost in you attic is a sign of moisture in your attic and unrestricted moisture in the home should not be ignored.
Depending on the temperature and the insolation ie.
To solve the problem.
The moisture associated with those hot steamy showers is captured in the cold attic and forms frost once the outside air temperature drops.
The more humid a house is the more frost you ll find in the attic.
Can sun get to the roof you will have either frost or water collecting.
Frost forms in the attic for one reason heat loss.
2 raise the temp.
Frost begins to compile when moist air travels to a home s attic.
Once this occurs it compresses to form frost.
I ve blogged about attic air.