Test Strips (50 Pack) 4-in-1 Test Strips, test for Free Chlorine, PH, Total Alkalinity and Stabiliser (Cyanuric Acid). Dip the test strip in your pool or spa water for one second and remove. Results should appear immediately. To keep your ice bath water clean and healthy, test the water a minimum of twice a week. For use with CET CryoSpas Ice Baths.
