I ve blogged about attic air.
Frost in the attic roof.
Ventilation is not the way to fix frost in the attic.
Melting frost can lead to deteriorated roof sheathing mold on the roof sheathing wet insulation and water stains on the ceilings.
When the outside temperature rises again the frost thaws water collects and can leak into your house.
The fix for frost in the attic is sealing attic bypasses these are passageways from the conditioned household space to the attic.
The more humid a house is the more frost you ll find in the attic.
Frost itself doesn t do any damage but once it melts things get wet and then damage occurs.
When moisture gets into the attic it condenses on the roof sheathing in the form of frost.
Melting frost can lead to deteriorated roof sheathing mold on the roof sheathing wet insulation and water stains on the ceilings.
Frost itself doesn t do any damage but once it melts things get wet and then damage occurs.
How to prevent frost in the attic frost comes from air leaks.
More indoor humidity more frost in the attic.
Frost itself doesn t do any damage but once it melts things get wet and then damage occurs.
When moisture gets into the attic it condenses on the roof sheathing in the form of frost.
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.
During winter conditions attic frost is a problem associated with attic bypasses.
When moisture gets into the attic it condenses on the roof sheathing in the form of frost.