Mold needs moisture and organic material to survive. It thrives in dark, moist spaces like a crawl space. To prevent mold in your crawl space, it is important to keep humidity and moisture low. The SaniDry Sedona is an energy-efficient dehumidifier, so it reduces humidity without hiking your energy bills. The CleanSpace crawl space encapsulation system keeps moisture away. It is an inorganic vapor barrier, so it doesn't support mold growth.