Does A Garage Attic Have Humidity

Mold and mildew from garage condensation also poses a potential health risk to a home s occupants.

Does a garage attic have humidity. If garage moisture is a persistent problem check whether your dryer vent is directed into the garage. They can damage your garage s foundation and cause tools vehicles and storage cabinets to rust faster. The issue in the attic is that at 48 degrees f. Excess condensation and humidity levels in your garage have a negative affect on your home.

The humidity in the basement measured 40 the first floor was 45 50 but the attic was 62. During the winter months the recommended relative humidity inside a house is anywhere between 30 50 percent. If there is excessive moisture accumulation in your attic it will condense on cold areas mainly on the underside of your roof deck. That s just the properties of moist air.

You are approaching the 43 deg dew point and some colder surfaces like windows you will get condensation there. Moisture problems can also lead to mildew and mold putting your family s health in jeopardy. 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. The short answer to this very involved question and the pages of temperature and humidity level data you sent is yes there is a risk that moisture from humid air in your attic will condense on.

Common sources of condensation. Humidity settings are another issue that can make or break the performance of your heating and cooling systems and your attic ventilation. The normal indoor humidity range in winter should be 15 to. This is exactly how water accumulates in your gas tank by the way the scientist next door.

Outside air moves into the attic leaves its moisture behind amd moves on. All exhaust fans and exhaust systems in your home should vent outdoors but builders may.