Frost On Roof In Attic

Why is there ice in my roof.

Frost on roof in attic.

When the moisture gets into the attic it condenses on the roof. Roof vents loft ventilation techniques why vent an attic duration. Because their ceiling isn t air sealed or insulated well enough to keep a lot of heat from escaping into the attic. Does your garage have a frosted roof and the rest of your home does not or vice versa.

I was up in the unfinished attic of my old house and noticed frost on the underside of the roof sheathing and also on some of the rafters. Look at the entirety of your roof is the frost melting unevenly and not due to the sun s heat. When moisture gets into the attic it condenses on the roof sheathing in the form of frost. Causes of attic mold frost on nails moisture robert wewer duration.

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. Once in the attic it warms the air over the. That s about it pretty simple.

Over the living space the roof has little smatterings of frost but is largely devoid of the frozen stuff. 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 nails there are icy too but the rest of the roof sheathing and trusses look fine. Frost accumulates in attics when moisture laden air from the house gets up there when it s cold.

Valley january 29 2007 10 18am 13. These could indicate that your home is losing. Melting frost can lead to deteriorated roof sheathing mold on the roof sheathing wet insulation and water stains on the ceilings. If the whole inside of the roof is covered with frost i would definetly suspect moisture is getting into the attic space from living quarters and would recomend further evaluation of this situation.

A lack of frost can indicate that heat is leaking out through your attic space onto the roof and melting the frost.