Will More Insulation In Attic Lower Humidity In House

What should the relative humidity be in a house attic.

Will more insulation in attic lower humidity in house.

Cracking a window while you re showering or cooking or installing exhaust fans can greatly help lower humidity in the bathroom and kitchen. After from sealing things up and fixing your pressure balance this is usually the best solution to high humidity in a spray foamed attic. If the attic has blown in cellulose check to see if there is a vapor barrier and confirm the cellulose insulation is spread evenly throughout the attic floor. A separate dehumidifier is usually the best fix.

This heat eventually attic insulation can reduce heat humidity in the house. We recently had our entire roof including the wood sheathing replaced due to damage caused by condensation in the attic. Keep eave vents clear of insulation and make sure you have adequate air flow. During the hot summer months heat enters into the attic space through the roof and increases the attic temperature significantly.

Excess heat and humidity in the house come hand in hand and the main culprit in this case is the attic. This is because insulation that has become wet does not function as well as dry insulation. Poor ventilation in an attic can result in condensation promoting mold growth in the framing elements of the house. Advani is adding moisture to the air with a humidifier and that hot air rises finding ways of getting into the attic sullivan says.

See ventilate your home for ideas to improve air circulation in your house. Ok it s a little more complicated than that. Put a dehumidifier up there plug it in set it between 50 and 60 rh and forget about it. Attic fans and vents can help keep the area dry.

If your attic isn t properly ventilated it can become a hotbed for humidity. Air leaks in the lower part of the house in the basement for example allow outside air with low humidity to get into the house. Attic temperatures can easily reach 150 degrees fahrenheit in some instances. Similarly by improving your insulation you can help to improve the levels of humidity in your home.

Humidity settings are another issue that can make or break the performance of your heating and cooling systems and your attic ventilation. The normal indoor humidity range in winter should be 15. The problem is that with more insulation your have much less heat gain thus your ac runs less. This can affect your home s structural integrity.

Since the ac runs less it removes less moisture from the air thus the high humidity. On the vapor barrier the insulation should be labeled at least an r 30.