Even if your basement or crawlspace has never flooded or been damp before, a sump pump can be a great investment. These small devices do a big job! They prevent mold and mildew by keeping moisture out of the lowest parts of your home and help keep floods from costing you thousands of dollars. This infographic explains why buying a sump pump is a good idea. It also includes information on sump pump back-ups, which add another layer of moisture protection. Every homeowner needs to know this important information.