New Spa Frog Spa Mineral Purifier

New in box (Box has some damage and staining from moving - item never used) Spa Frog Spa Mineral Purifier Spa Frog works together with very low levels of Bromine or Chlorine to control bacteria, condition the water and help neutralize PH. Spa Frog also works great with ozone. Replace every 4 months I called the manufacture - item has no expiration date. Works for 4 months once wet. No itchy, dry skin No smelly chemical odors No bleached swimming suits Water that actually shines Reduced chemical use Less work and more fun Please make payment within 24 hours of auction ending, item will be shipped next business day.