Frost In Attic Ottawa

When the outside temperature rises again the frost thaws water collects and can leak into your house.

Frost in attic ottawa.

Inspect your attic and look for signs of improper ventilation such as black wood from years of moisture buildup or frost visible on the underside of the roof deck. High humidity is likely to blame along with the excessive cold weather. Frost in the attic water infiltration that could damage your ceiling accelerated degradation of materials moreover the national building code requires adequate attic ventilation. Earlier this winter i heard a faint drip drip sound coming from the attic of my 17 year old bungalow.

Frost build up in your attic. Most of the moisture that finds its way into the roof space will condense out of the air when it comes in contact with the cold sheathing. It is usually the result of improperly vented bath fans or dryers that terminate into the attic or living space improperly adjusted humidistats on a furnace water problems in a crawlspace or basement the use of an unvented propane gas or kerosene combustion heater or fireplace excess cooking and bathing etc. Is the condensation in my attic a problem.

Frost will form therefore on the underside of the deck. A very wet summer season followed by an early deep freeze that lasted over three weeks has caught some of our homes by surprise. During winter conditions attic frost is a problem associated with attic bypasses. Cold air in the attic is not effective in removing condensation because of its low moisture storage capacity.

It looks like the roof is leaking but it s really the melting of a winter s worth of frost in the attic. 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 straight forward answer is that a little frost seen in a canadian attic in the dead of winter is nothing to panic about. Sticking my head into hundreds of attics every year i see lots where.

Lack of intake ventilation can cause serious condensation problems which will eventually rot the wooden roofdeck making your roof structurally unsafe.