Frost In Attic Ottawa

Sticking my head into hundreds of attics every year i see lots where.

Frost in attic ottawa.

During winter conditions attic frost is a problem associated with attic bypasses. A very wet summer season followed by an early deep freeze that lasted over three weeks has caught some of our homes by surprise. High humidity is likely to blame along with the excessive cold weather. Earlier this winter i heard a faint drip drip sound coming from the attic of my 17 year old bungalow.

Ceiling water leaks are one of the classic signs of air leakage into the attic. Frost build up in your attic. Attic frost condensation q. We are noticing excessive frost build up in attics on the underside of the roof sheathing.

Cold air in the attic is not effective in removing condensation because of its low moisture storage capacity. Frost will form therefore on the underside of the deck. Is the condensation in my attic a problem. The straight forward answer is that a little frost seen in a canadian attic in the dead of winter is nothing to panic about.

When the outside temperature rises again the frost thaws water collects and can leak into your house. 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. Lack of intake ventilation can cause serious condensation problems which will eventually rot the wooden roofdeck making your roof structurally unsafe. Frost in the attic water infiltration that could damage your ceiling accelerated degradation of materials moreover the national building code requires adequate attic ventilation.

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.