AquaChek Free Chlorine + Shock Test Strips

The AquaChek Free Chlorine + Shock Test Strips pack uses the two separate test strips to check free chlorine, pH, total alkalinity, stabilizer and shock levels. Use these strips to effectively prevent costly and time consuming issues that can be avoided by maintaining proper chemical levels. This easy to read testing combo will help balance the essential chemical levels to ensure your pool or spa water is as clean as possible.