Two of the most common causes of attic condensation are high levels of humidity within the living spaces beneath the attic and moisture seeping in through the roof.
Moisture in attic.
Common signs of moisture in your attic musty smells frost ice on cold surfaces in the wintertime foggy windows condensation on windows or other smooth surfaces visible mold wood rot the deterioration of masonry the staining discoloration or warping of construction materials.
Left alone moisture can cause everything from musty smells mold on wood and insulation and of course rot.
Traces where water has trickled down the walls.
This not only will help to solve condensation issues but also improve air quality and make your home more energy efficient.
So establishing any building defects is also very important.
Condensation on your ceiling can cause water damage and promote the growth of mold or mildew.
Moisture forming on the glass window panes or other flat surfaces.
If the system is working properly it will prevent moisture and mold.
Clothes dryers venting air to the attic rather than outside.
Generally condensation in an attic will be a result of poor ventilation.
Your ventilation system should extract warm air from the attic and replace it with cool dry air via a soffit.
How can i tell if i have moisture problems.
Noticeable musky damp odor.
In order to avoid attic condensation it is important to make sure that the attic receives proper ventilation and that it is properly protected from the outside elements.
Moisture in an attic could also be caused by penetrating damp or a leaky roof.
Top causes of attic moisture.
Defects causing damp in the attic should be identified and addressed first.
A thin layer of moisture versus large water droplets can mean the difference between a future major roof repair or not.
Condensation in attic spaces can be alarming depending on how much you re seeing.
Air conditioner condensate pan not draining.
Rust moisture frost and ice buildup on roofing nails dark stains moisture or frost on the roofs sheathing water or drip marks scattered on the attic floor buckled or damaged roof sheathing moist or wet insulation.
Firewood being stored in the attic firewood contains moisture that will.