Attic Humidity Control

Attic moisture usually appears because of condensation.

Attic humidity control.

Get it as soon as thu sep 17. Ventilation is another key factor. During winter months humidity from this escaping air can condense on cold attic surfaces leading to mold. Humidity settings are another issue that can make or break the performance of your heating and cooling systems and your attic ventilation.

A couple different fan styles can be used to help control the temperature of an attic space. Ventamatic xxduostat adjustable dual thermostat humidistat control for power attic ventilators. 69 4 86 oz 59 00 59 00. Free shipping by amazon.

Air sealing an attic. Advani hopes to finish the attic and install a minisplit although he s not sure that will lower the humidity. Thermostat setting adjusts from 60 120 degrees f normal settings are 85 110 degrees f. If you ve got a spray foamed attic and you ve got high humidity here s how to fix it for good.

The normal indoor humidity range in winter should be 15. Temperature attic temperature depends on the outside temperature and it also depends if your house is insulated. When it exceeds that threshold by too much and for too long you could experience problems like mold growth. 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. Only about 10 of the hip roof is shaded so it gets plenty of direct sunlight. 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. Here is a link to an article that describes the work.

During the spring summer and fall relative humidity rh in a spray foamed attic often exceeds the comfort threshold of 60. More buying choices 41 09 13 used new offers. The humidity in the basement measured 40 the first floor was 45 50 but the attic was 62. High humidity in an attic is usually caused by air leaks in the ceiling of the top floor of your house.

With outside temperatures ranging between 5 f and 95 f attic temperatures range between 48 f and 92 f. Adjustable thermostat and humidistat control has 10 amps 120 volts ac. Their functions differ somewhat. 4 2 out of 5 stars 321.

As the moisture migrates upwards to the colder attic areas during the winter months the relative humidity is increased to the point that condensation can occur on cold surfaces.