Do Fans Help Dehumidify. Setting up a fan in the crawl space can really help dry out moisture and condensation. Dehumidifiers remove moisture from the air but do little to circulate it.

Fans do not have much of an effect on humidity levels but they do create a lot of circulation. Ad Talk To An Expert Today About Custom Standard Air Treatment Solutions. Fans are great when you can open the windows to a dry and preferably warm day and let the sun and the wind aid your fans.
A room sealed against the rain will benefit far more from a dehumidifier than a fan.
Having a fan on a low speed regularly in your basement will improve airflow thus moving the wet air out and the dry air in. You may need more than one alternative method to dehumidify a damp room and in some cases expert help. The blades rotate at high speeds forcing air to move away from the machine. If the problem in your home is dampness then a fan will only go some way to fixing it.

