Aquachek 4 in 1 water test strips for TruTest

4 in 1 test strips for 4 important chemicals in just a few seconds: free chlorine, pH, total alkalinity, and cyanuric acid (stabilizer).

Ideal for customers who use chlorine as a disinfectant in their swimming pool or hot tub. Includes a test for cyanuric acid (stabilizer), which is especially important for pools and hot tubs that are exposed to UV rays.

Get 4 essential test results in just one test! Dip an AquaChek Yellow test strip into the pool or hot tub water for one second and remove it immediately. You will receive the test results in just a few seconds! To keep the water clean and healthy, test the water before and after each use! When used in a swimming pool, we recommend testing at both ends or sides of the pool at least twice a week. It's also a good idea to record and archive your results.

Contents: 50 test strips
User-friendly
Packaging with a convenient flip cap
Water chemistry: insert and instructions in 15 languages: English, French, Spanish, Italian, Czech, Danish, Dutch, German, Greek, Hungarian, Polish, Portuguese, Russian, Swedish, and Turkish.