The AquaChek Chlorine 4-in-1 + ShockChek test kit helps prevent time consuming and costly cloudy water and algae events – so you can spend more time enjoying your pool or spa and less time maintaining it. This test kit covers the essential chemistries for maintaining balanced water and provides an easy-to-read test that tells you when to shock the water.
- pH: 6.2-8.4
- Free Chlorine: 0-10 ppm
- Total Alkalinity: 0-240 ppm
- Stabilizer (Cyanuric Acid): 0-300 ppm
- Shock - Okay