Another Issue! After 48 hours of high humidity, mold starts growing. After a couple weeks, your basement be unuseable. Get all the wet materials out of the basement or dry ASAP! Keep the relative humidity below 40%. To do this right, you need 3-4 fans and 100 pints of dehumidification per 1,000 square feet of wet space. Monitor the % RH and keep below 40% to prevent mold growth.