AquaChek Select 7-in-1 Test Strips Refill Pack

The Select Refill Kit contains a refill bottle of 50 test strips, plus a new insert for the reusable color comparator. You’ll find this an economical way to test both pool and spa water. This kit allows you to test for Total Hardness, Total Chlorine, Total Bromine, Free Chlorine, pH, Total Alkalinity and Cyanuric Acid (Stabilizer).

The Select Refill Kit contains:

• 50 test strips
• a new insert for the reusable color comparator.

To keep your pool at its best, test at each end at least twice a week, and test your spa before each use. You may also want to write down your results so you can track changes over time.