WaterSoft water softeners can resolve common issues caused by hard water, like spots on fixtures and dishes, unpleasant odors or clogged drains. Hard water is the result of a combination of dissolved calcium and magnesium. These minerals cause soap scum and water spots on water fixtures, and can greatly shorten the lifespan of common appliances. Hard water frequently necessitates 20-30% more energy to heat water, and 3-4 times more soap and detergent for cleaning and laundry