Attic Humidity Control

If the problem is the result of water or moisture penetrating the foundation or floor slab there are many remedial actions which may help.

Attic humidity control.

For an attic to be properly ventilated it must also have a balanced system of intake and exhaust vents. Ventilation is another key factor. During winter months humidity from this escaping air can condense on cold attic surfaces leading to mold. We mean that literally by the way.

Exhaust fans from cooking surfaces or the bathroom that are vented into your attic only redistribute humidity within your home. You can test the temperature level using a couple of thermometers. This is based on the. These can include installation of seamless gutters and downspouts.

Continuous draining dehumidifiers come with limited water tanks based on their size. These fans circulate the air within the. Proper ventilation can help circulate the air reduce the heat build up in the attic and keep down humidity levels. So they equalize pretty quickly.

Cold outdoor temperatures especially below freezing can wear on your furnace. The best solution for controlling moisture is at its source. By adding moisture to the lower floor you increase the partial pressure of the water vapor which pushes it to areas of lower vapor pressure like the attic. So the first step is to seal the air leaks.

Size the next feature you have to consider is the dehumidifier size. Attic temperature depends on the outside temperature and it also depends if your house is insulated. Hot summer weather poses the opposite problem for maintaining recommended attic temperatures. Attic venting fans attic fans serve a different function removing the hot and moist air from the attic and leaving the space below the attic floor alone.

If you raise the attic temperature the rh in both places would be the same. The federal housing administration has recommendations for the amount of ventilation you will need based on the size of your home. Here s a quick rundown of the top attic dehumidifier features you should consider. A moist attic means moist insulation and moist insulation is less effective.

High humidity in an attic is usually caused by air leaks in the ceiling of the top floor of your house. All such fans should be vented to the outside with the system checked for leakage. When you insulate the top of your attic with spray foam you re bringing your attic into your home s envelope. Air sealing an attic.

How to manage humidity in your spray foamed attic attics with spray foam insulation are so cool. Since you are going to install in. Here is a link to an article that describes the work. Ideal attic temperature and humidity settings cold outdoor temperatures affect attics.