Even the average person produces about 3 pints of water a day while breathing.
Moisture in attic in summer.
Attic moisture is caused by hot temperatures and high humidity prime causes of mold in your attic.
In an attic like this wintertime ceiling condensation can form when cold air from the attic hits your warm ceiling.
Air leaks in the lower part of the house in the basement for example allow outside air with low humidity to get into the house.
They keep your home cooler in the summer warmer in the winter and free from damage caused by moisture.
Step 1 check for excessive heat.
Advani is adding moisture to the air with a humidifier and that hot air rises finding ways of getting into the attic sullivan says.
Attic air dew point temperature elevated above outdoors.
In summer when the air conditioning is on the reverse happens.
This is ok unless again you have breeches into your living quarters that allow your air cooled by your air conditioner to come into your attic.
Extra heat build up under the roof deck can cause your shingles to deteriorate much faster sometimes cutting their life expectancy in half.
You want to avoid ice buildup or condensation that could lead to structural problems in your attic.
The concern in summer is heat.
Why is that important.
The most common cause of ceiling condensation is an attic with too little insulation and ventilation.
Improper ventilation and insulation of home attic space can produce high humidity levels and trap.
The main goal is to keep your attic temperature the same as the outside air temperature in the summer as well as in winter.
These sources are generally not a huge contributor to excessive moisture in the house or attic unless the amount of moisture is unusually high the house is extremely tight or proper venting is not used.
As a general rule the lower the outdoor temperature the lower the recommended humidity setting.
It s important to keep an eye on attic moisture and temperature if you believe you have a potential problem with mold.
Condensation on your ceiling can cause water damage and promote the growth of mold or mildew.
Heat from the sun radiates from your roof and vents allow warm moist air to enter your attic.