Proper Humidity For Attic

It could be that despite having done what.

Proper humidity for attic.

As with pretty much all home improvement projects your contractor might. Outside air moves into the attic leaves its. Quelch the heat wave. So the first step is to seal the air leaks.

What stands out is the high relative humidity inside the house. If mechanical systems in your home create a negative pressure environment you could. When the humidity is higher than 50 percent not only will you feel uncomfortable the increased moisture in the air can lead to mold growth and to condensation on windows and toilet tanks. Advani hopes to finish the attic and install a minisplit although he s not sure that will lower the humidity.

The federal housing administration has recommendations for the amount of ventilation you will need based on the size of your home. Air sealing an attic. You can add more vents over the soffits. Here is a link to an article that describes the work.

High humidity means greater chances for mold to grow. With outside temperatures ranging between 5 f and 95 f attic temperatures range between 48 f and 92 f. During winter months humidity from this escaping air can condense on cold attic surfaces leading to mold. But we can t leave it a week without the dehumidifier running that s all it takes to get up to an average 70 percent humidity and climbing.

For an attic to be properly ventilated it must also have a balanced system of intake and exhaust. Ideal attic temperature and humidity settings cold outdoor temperatures affect attics. At 48 52 you re at the upper tier of the recommended 35 50 during heating season. In rare cases the humidity level may be too low.

Proper ventilation will help maintaining a constant temperature in your attic. Cold outdoor temperatures especially below freezing can wear on your furnace. Make sure your attic is properly sealed. You can test this by touching something metallic in the attic and see if you receive a jolt of static electricity.

Hot summer weather poses the opposite problem for maintaining recommended attic temperatures. High humidity in an attic is usually caused by air leaks in the ceiling of the top floor of your house. During the winter months the recommended relative humidity inside a house is anywhere between 30 50 percent. How to manage humidity in your spray foamed attic 1.

Proper ventilation can help circulate the air reduce the heat build up in the attic and keep down humidity levels.