The Chemical Starter Kits from Leisure Pools® are designed with the specific care of your new pool in mind. With our Chemical Starter Kits, you are purchasing directly from the manufacturer, providing you with the not only the right advice, but the opportunity to save money by avoiding buying costly and unnecessary chemicals that you do not need. Leisure Pools® Block Kills and prevents all types of algae Leisure Pools® Buffer Raises total alkalinity and protects against corrosion Leisure Pools® Clear Produces sparkling, clear water and aids filter performance Leisure Pools® Defender Prevents iron staining and stops corrosion of metal pool fittings Leisure Pools® Down Lowers pH and alkalinity of water and is safer than muriatic acid Leisure Pools® Filter Minimizes cloudy water and returns filter to optimum efficiency Leisure Pools® Protector Stabilizes water and reduces chlorine consumption Leisure Pools® Shock Continually kills bacteria and is gentle on equipment and surfaces Leisure Pools® Surface Removes and prevents surface stains such as "bathtub ring"