Tests for: Free Chlorine, pH, Total Alkalinity

Need a digital readout? TruTest provides digital results with the accuracy of a test strip. Simply dip a test strip, place it on the test strip reader, and results will be displayed for you. TruTest is ideal for customers who aren’t comfortable distinguishing color. Refills available.

Tests for: Free Chlorine, pH, Total Alkalinity, Stabilizer (Cyanuric Acid)

Yellow 4-in-1 is designed for customers who use chlorine in their pool or spa: the go-to product for testing the most critical parameters in your pool. You’ll find the easy-to-use flip-top cap conveniently dispenses one strip at a time. AquaChek Yellow is a great choice when getting started with pool testing.