Where should a dehumidifier be placed in a basement?

In conclusion, the best place to keep a dehumidifier most definitely is the downstairs basement or upstairs close to the stairs. This is because the basement is the most humid place in your house. If there is any other moist condition upstairs, its source must be resolved rather than placing a dehumidifier.

What is best humidity level for basement?

30 to 50 percent





Normal Basement Humidity Levels
A comfortable basement should maintain a humidity level of 30 to 50 percent — however, those may differ depending on your climate.

What level should a dehumidifier be set at?

between 30 and 50 percent

Set the humidity level.
The optimal relative humidity level is between 30 and 50 percent, according to Energy Star (and 30 to 40 percent in colder areas during heating season). If the humidity is higher than that, it can breed dust mites, mildew, and mold, and trigger allergies.

Should dehumidifiers be placed low or high?

In general, a dehumidifier should be placed lower as hot air circulates via convection. Water vapor will drop through condensation as what goes up must come down. The dehumidifier will cover more grounds as the water evaporates from bottom to top.

Should you run a dehumidifier in the basement all the time?





As you debate whether or not to use a dehumidifier in winter, you should always watch the humidity levels in your home. If your relative humidity levels stay high, it might be a good idea to run your device. In fact, if your humidity levels remain above 50 percent, your room will benefit from a basement dehumidifier.

Will a dehumidifier get rid of basement smell?

The best way to remove moisture from a damp basement is to keep a dehumidifier down there. A single dehumidifier in the basement will remove quite a bit of the dampness and lessen the smell.

Will mold grow at 55 humidity?

Sometimes, humidity or dampness (water vapor) in the air can supply enough moisture for mold growth. Indoor relative humidity (RH) should be kept below 60 percent — ideally between 30 percent and 50 percent, if possible. Low humidity may also discourage pests (such as cockroaches) and dust mites.

Is 70% humidity in basement too high?

A relative humidity level of 70 percent or higher creates the perfect breeding ground for mold growth. Leaving basement mold unchecked could amount to unhealthy indoor air, causing sickness to your family and aggravated upper respiratory issues. Also, home-destroying mold could also cause costly foundation damage.

Can a basement be too dry?



However, issues with basement humidity in winter don’t always mean too much humidity. When the air in your home is too dry it can increase issues like nose-bleeds or chances of developing illnesses. The drier the air in your home, the longer virus particles can hang around.

Will a dehumidifier in the basement help the whole house?

When purchasing a dehumidifier, you should choose one that meets your needs. A portable dehumidifier in the basement will only help with moisture levels and humidity in the basement; it just isn’t powerful enough to dehumidify the upstairs or the entire house.

Should I put two dehumidifiers in basement?

Since no moisture is detected, I suggest you shut down one of the dehumidifiers. If no more moisture is detected, shut down the second, and use one when needed. Also, you could use ventilation to keep the basement dry and save using the dehumidifiers, which are expensive to run.

Do I need 2 dehumidifiers?



This is perhaps the major factor when it comes to how many dehumidifiers you need for your home. The size of the unit will determine how much moisture it can extract from the air in a given time frame. A small room would only require one or two dehumidifiers while a larger home may need more units.