Spa Frog® test strips are designed to test for your proper levels of Free Chlorine or Bromine, Total Alkalinity, pH and Total Hardness. They also work with the Spa Frog® Serence System which helps maintain crystal clear hot tub water by the use of Bromine and Mineral cartridges. Each Spa Frog test strip container contains 50 easy to use test strips.
Note: Not for use with Frog®@ease
