Ideal for customers who use chlorine as the sanitizer in their pool or spa. Includes a test for Cyanuric Acid (Stabilizer), which is especially important for outdoor pools and spas which are subject to chlorine dissipation from UV rays.

Get 4 important test results in just one dip! Just dip an AquaChek Yellow strip in your pool or spa water for one second and remove it immediately. You get test results in seconds!

To keep you pool water clean and healthy, test the water at two ends or sides of the pool a minimum of twice a week! If used in a spa we recommend testing it before and after each use. It’s also a good idea to write down your results each time you test.

Tests for 4 important chemistries in seconds: Free Chlorine, pH, Total Alkalinity and Cyanuric Acid (Stabilizer).

User friendly easy-grip bottle with flip-top strip dispenser cap. Includes water chemistry insert and directions in 15 languages: English, French, Spanish, Italian, Czech, Danish, Dutch, German, Greek, Hungarian, Polish, Portuguese, Russian, Swedish and Turkish.

Includes 10 strips per bottle.

Warranty Coverage: Hach Water Testing Systems come with a 30 Days Limited Manufacturers Warranty. The manufacturer warrants this water testing system against defects on workmanship and materials. This warranty will be void if this water testing system is damaged as a result of improper installation or use, or if damage is a result of ice. Warranty does not cover any labour charges, cost of lost water or chemicals, or any other damages that may occur.

Start a Warranty Claim:To begin a claim please email [email protected] with a photo showing the defect(s)/damage to your Hach Water Testing System and include a brief explanation of what occurred.