Does Attic Insulation Help With Humidity

Adding the right amount of insulation can prevent excess humidity and liquid or frozen precipitation from entering the attic space which protects the space and anything stored inside of it.

Does attic insulation help with humidity.

We mean that literally by the way. Moisture control is an important issue when you think about the insulation in your home. Moving the attic insulation and air barrier to the underside of the roof deck allows the attic to be part of the insulated spaces. A moist attic means moist insulation and moist insulation is less effective.

However unless we re talking about insulating cold water pipes most of the time proper insulation does not directly impact humidity in your home. You will have to fit insulation fabric on the attic that will prevent air leakages resulting in heat loss. The heat stored will assist in creating a comfortable environmentin your home. With outside temperatures ranging between 5 f and 95 f attic temperatures range between 48 f and 92 f.

The normal indoor humidity range in winter should be 15. This is because insulation that has become wet does not function as well as dry insulation. When you insulate the top of your attic with spray foam you re bringing your attic into your home s envelope as a result you can reduce the temperature in your attic by a lot anywhere from 120 degrees to around 95 during peak summer. This is especially true in humid areas because when the warm humid air is brought into a crawl space or attic that is cooler the excess moisture in the air condenses out and can cause moisture problems.

During the winter period you need to conserve a lot of heat in the house. This can significantly reduce the indoor temperature and humidity. These can include installation of seamless gutters and downspouts. Advani hopes to finish the attic and install a minisplit although he s not sure that will lower the humidity.

The attic r value mandated to consider your insulation compliant or effective is between r 50 and r 60. You can usually control humidity with storm windows storm doors dehumidifiers and proper roof ventilation. Only about 10 of the hip roof is shaded so it gets plenty of direct sunlight. Humidity settings are another issue that can make or break the performance of your heating and cooling systems and your attic ventilation.

The best solution for controlling moisture is at its source. Effective attic insulation acts as a barrier that prevents the attic heat from seeping through the ceiling and into the house. Yes attic insulation does make a difference. Similarly by improving your insulation you can help to improve the levels of humidity in your home.