At higher levels relative humidity condensation can even occur inside of the house on windows cold walls or ceiling surfaces.
Does a garage attic have humidity.
If the relative humidity level in your attic continues to move in concert with the levels recorded outside the house as it does now you re in good shape.
Moving your dryer oven and bath exhaust vents to the outdoors can cut garage humidity significantly.
Garage condensation results from moisture in the air.
Depending on how tight a house is constructed and the outside temperature even a relative humidity of 30 percent may be too high.
By scott gibson march 18 2019.
If they re elevated even though the.
Help purchased home 8 years ago with 2 power attic vents.
More often than not all you need to do is verify that everything is sealed and if needed install a dehumidifier.
Excess condensation and humidity levels in your garage have a negative affect on your home.
Told that the 2 attic power vents are the only attic ventilation i have the house does have vented soffits every other soffit cover is vented.
Even when a spray foam contractor does everything right you might still have high humidity in your attic.
When that moisture makes contact with a cold surface water droplets accumulate and lay the groundwork for potentially serious issues.
Noticed one of the attic vents was not working.
Jason advani has insulated his attic with spray polyurethane foam and while his heating bills have dropped high humidity remains a problem.
Start by keeping your garage doors and windows open whenever you can.
After that put a little humidistat in your attic and check it every once in awhile to make sure everything is gravy.
The normal indoor humidity range in winter should be 15.
Humidity settings are another issue that can make or break the performance of your heating and cooling systems and your attic ventilation.
If you have a utility sink or other source of moisture in your garage consult a contractor.
The insulation on the floor of your attic needs to have an approved vapor barrier.
Increasing ventilation is one of the best ways to reduce moisture and humidity in your garage and it is also one of the easiest and most cost effective methods.