Humidity Control In Attic

The humidity in the basement measured 40 the first floor was 45 50 but the attic was 62.

Humidity control in attic.

The normal indoor humidity range in winter should be 15. Here is a link to an article that describes the work. In this article i show you how to perform a diy mini split install in spray foam attic to reduce high humidity and solve moisture problems. Diy mini split install in spray foam attic humidity control pahjo designs.

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 you ve got a spray foamed attic and you ve got high humidity here s how to fix it for good. High humidity in an attic is usually caused by air leaks in the ceiling of the top floor of your house. So the first step is to seal the air leaks.

If you have high temperatures and high humidity in your attic then you may also have a problem with mold. Air sealing an attic. With outside temperatures ranging between 5 f and 95 f attic temperatures range between 48 f and 92 f. When it exceeds that threshold by too much and for too long you could experience problems like mold growth.

During the spring summer and fall relative humidity rh in a spray foamed attic often exceeds the comfort threshold of 60. During winter months humidity from this escaping air can condense on cold attic surfaces leading to mold. Advani hopes to finish the attic and install a minisplit although he s not sure that will lower the humidity. However you should also try to find out the root cause of the humidity.

If you have too high humidity in your attic a dehumidifier is certainly a good idea. Attics without proper temperature control can reach up to 150 degrees and cause major moisture buildup. Attic moisture usually appears because of condensation. Humidity settings are another issue that can make or break the performance of your heating and cooling systems and your attic ventilation.

40 watt solar attic fan bdb with thermostat humidistat adapter 22 5 x 22 5 x 11 in runs at night brushless motor solar vent hail and weather resistant builder series by remington solar. Temperature attic temperature depends on the outside temperature and it also depends if your house is insulated. Ventilation is another key factor. You need to make sure there is adequate ventilation in your attic to allow warm moist air to escape.