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Low humidity in attic.
An attic is an oven and ovens are dry.
These are little devices a bit like thermometers but they measure humidity levels rather than temperature.
Chase around vent pipe open to attic.
A condition commonly referred to as the stack effect is responsible for moisture migration into under roof areas.
You can test this by touching something metallic in the attic and see if you receive a jolt of static electricity.
The normal indoor humidity range in winter should be 15 to.
As warm air rises some of this air enters opening at the top of the house and passes into the under roof area.
In rare cases the humidity level may be too low.
During the winter months the recommended relative humidity inside a house is anywhere between 30 50 percent.
Ideally the humiditiy level should be between 35 and 50.
Excessive heat deteriorates items you store in the attic and can cause moisture problems in your house.
Most attics are baked by the sun.
Advani is adding moisture to the air with a humidifier and that hot air rises finding ways of getting into the attic sullivan says.
Humidity settings are another issue that can make or break the performance of your heating and cooling systems and your attic ventilation.
If there is excessive moisture accumulation in your attic it will condense on cold areas mainly on the underside of your roof deck.
Take its temperature.
The results are that the attic temperature is close to the outside temperature but the relative humidity is significantly higher in the attic than either the indoor or outdoor readings.
The solution was to install more attic insulation do some required air sealing on the second floor and install intake and exhaust ventilation in the attic.
Proper ventilation will help maintaining a constant temperature in your attic.
The moisture was rising with the warm air of the home as it escaped past the insulation and it was trapped in the attic because there was no roof ventilation.
If i enter an attic and it s moist and moldy i immediately think this is odd.
You can add more vents over the soffits.
High temperatures inside your attic shorten the life span of shingles.
If you re not quite sure whether or not your attic has a problem with too much humidity the best way to check is with a hygrometer.
There is an air leak that brings humid interior air or air from a basement or crawl space into the attic.