Frost In The Attic Roof

Our dryer vents up through the attic to the roof.

Frost in the attic roof. The dry air evaporates the frost. Because their ceiling isn t air sealed or insulated well enough to keep a lot of heat from escaping into the attic. It must be remembered you must have great soffit ventilation so the air travels through your attic as a constant breeze. When the moisture gets into the attic it condenses on the roof.

Frost accumulates in attics when moisture laden air from the house gets up there when it s cold. When the outside temperature rises again the frost thaws water collects and can leak into. Over the living space the roof has little smatterings of frost but is largely devoid of the frozen stuff. 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.

The worst frost was on the other side though. Melting frost can lead to deteriorated roof sheathing mold on the roof sheathing wet insulation and water stains on the ceilings. It s easier to increase the air moving through your attic using roof turbine vents and other traditional roof vents. The rafters are exposed.

Once in the attic it warms the air over the. What causes this type of moisture problem in the attic. I went up in the attic to see if the eaves were blocked and they are open but i see two or three spots of frost on the sheathing about the size of my hand right near the baffles located closest to the brick chimney. Without delay this air movement brings in drier outdoor air into the attic.

When moisture gets into the attic it condenses on the roof sheathing in the form of frost. The nails there are icy too but the rest of the roof sheathing and trusses look fine. When moisture gets into the attic it condenses on the roof sheathing in the form of frost. Attic insulation is in the floor of the attic rather than the roof.

Frost itself doesn t do any damage but once it melts things get wet and then damage occurs. Because they were running the heat to keep the house warm. Frost itself doesn t do any damage but once it melts things get wet and then damage occurs.