The optimal range for a home dehumidifier is to use a setting between 30% and 50%, depending on your comfort. We suggest keeping the humidity level between 45 and 50%. But what relative humidity setting should you set your dehumidifier to? You should set the relative humidity (RH) level of the dehumidifier between 30 and 50%. Many people reported that 45% is an ideal relative humidity level.
This percentage can be increased or decreased depending on your comfort level and the needs of your home. When using a dehumidifier to prevent mold growth in the home, you need one with a dehumidifier setting to control humidity. This setting allows you to select the exact amount of moisture you want in your home. To prevent mold growth and all associated health problems, the humidity in your home should be kept below 50 percent humidity.
The ideal fit for a dehumidifier in the basement is between 30 and 50%. Mold can develop when moisture levels rise to 60% or more, so it's best to keep the percentage low. Some sources suggest an adjustment of 45%, but the figures will vary depending on your preferences or needs.