Attic Humidity Control

During winter months humidity from this escaping air can condense on cold attic surfaces leading to mold.

Attic humidity control.

If you ve got a spray foamed attic and you ve got high humidity here s how to fix it for good. Advani hopes to finish the attic and install a minisplit although he s not sure that will lower the humidity. This can result in mold rust and deterioration of wood and structural fasteners. A couple different fan styles can be used to help control the temperature of an attic space.

During the spring summer and fall relative humidity rh in a spray foamed attic often exceeds the comfort threshold of 60. When it exceeds that threshold by too much and for too long you could experience problems like mold growth. 4 2 out of 5 stars 321. Get it as soon as thu sep 17.

More buying choices 41 09 13 used new offers. Ventilation is another key factor. Ventamatic xxduostat adjustable dual thermostat humidistat control for power attic ventilators. 69 4 86 oz 59 00 59 00.

Thermostat setting adjusts from 60 120 degrees f normal settings are 85 110 degrees f. Temperature attic temperature depends on the outside temperature and it also depends if your house is insulated. It removes excess heat from an attic in summer and humidity in winter and allows equalization of inside and outside attic temperatures dual humidity control. Adjustable thermostat and humidistat control has 10 amps 120 volts ac.

Free shipping by amazon. Attic moisture usually appears because of condensation. Air sealing an attic. The humidity in the basement measured 40 the first floor was 45 50 but the attic was 62.

The normal indoor humidity range in winter should be 15. Only about 10 of the hip roof is shaded so it gets plenty of direct sunlight. High humidity in an attic is usually caused by air leaks in the ceiling of the top floor of your house. 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.

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. Depending on its layout your home may be better suited to one or the. Their functions differ somewhat.

Here is a link to an article that describes the work.