That s about it pretty simple.
Frost in attic north side.
We discovered that the two underpowered bathroom fans were venting on top of the soffit that had perforations.
But anything more than an occasional patch is.
The worst frost was on the other side though.
The frost is on the north side since the south side receives more sunlight over the course of the day during winter in the northern hemisphere.
Water or drip marks scattered on the attic floor.
Frost in attic north side.
You can t fully eliminate that moisture but you can try to limit it.
In cool months the north side of the roof boards in the attic would be covered with water frost or even ice.
Upon inspection of the attic the entire north face of the attic had frost on the nails poking through and most of the decking boards.
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.
Buckled or damaged roof sheathing.
There was also frost on the west wall on the north side of the dormer where the sun doesn t get to it this time of year.
When the weather warms up the frost will become water droplets and evaporate harmlessly.
Left unchecked frost in an attic can lead to serious mold and decay.
As to the frost there are a few things you can check.
Obviously the frost is caused by moisture in the attic air.
What causes this type of moisture problem in the attic.
When the outside temperature rises again the frost thaws water collects and can leak into.
When a warm sunny day arrives after a long cold stretch and it seems like you have a roof leak when there isn t a cloud in the sky it s probably attic icing otherwise known as ice dams or ice damming and the surprising thing is that it s very unlikely that the roof covering itself is the problem.
The insulation wasn t great.
These signs can vary contingent on the catalyst of the problem and are generally worse on north facing or shady sides of roofs.
Frost accumulates in attics when moisture laden air from the house gets up there when it s cold.
Why is there ice in my roof.
Moist or wet insulation.
When the moisture gets into the attic it condenses on the roof.
During winter conditions attic frost is a problem associated with attic bypasses.
We have a 20 year old two story house with a full basement.
How does condensation get in the attic.
There is no snow on the roof.