Keep your pool or spa water balanced and healthy with AquaChek Hach Pro II Test Strips. Designed for professional-grade results with ease of use at home, these test strips offer a fast and reliable way to check three critical water parameters: Total Hardness, Cyanuric Acid, and Total Dissolved Solids (TDS). Each bottle includes 25 high-precision test strips, perfect for routine maintenance or troubleshooting water chemistry issues.
Each strip tests for:
- Total Hardness
- Cyanuric Acid
- Total Dissolved Solids (TDS)
With clear color comparison charts printed directly on the bottle, you can easily interpret results to make accurate water treatment decisions.








