Hot Spring® FreshWater® Vanishing Act XL

Using Vanishing Act will prolong the life of your hot tub and extend the time between water changes! Plus, you’ll have a softer more enjoyable hot tub soaking experience! Use every time you change your hot tub water. For use with any water care system, including Freshwater Salt!

XL Size has 3 times the calcium reduction power of the standard Vanishing Act.