Mold mildew or rot can occur.
Frost on roof in attic.
Depending on the temperature and the insolation ie.
Left unchecked frost in an attic can lead to serious mold and decay.
Well placed windows doors and other openings allow air to circulate without creating.
Ice frost and other condensation need to be removed from your attic.
Can sun get to the roof you will have either frost or water collecting.
Exhaust them with turbine vents.
When the weather warms up the frost will become water droplets and evaporate harmlessly.
Frost and ice forms in attics when warm humid air accumulates and condenses on the underside of your roof sheathing.
About california ventilation building codes.
During winter conditions attic frost is a problem associated with attic bypasses.
A patch of frost here and there on the tips of roofing nails poking through the sheathing for instance probably isn t a cause for alarm.
A well ventilated home is drier healthier and more comfortable.
When the outside temperature rises again the frost thaws water collects and can leak into your house.