Ideal for customers who use Monopersulfate as an oxidizer in their pool or spa. Monopersulfate is used in mineral purification systems. Get test results for 3 important chemistries in seconds: Monopersulfate, pH, and Total Alkalinity.

AquaChek White - Salt Test Strips

Tests for Sodium Chloride with advanced precision.

A proper level of salt will ensure that the ...

AquaChek Blue Test Strips

AquaChek Blue uses a two-part test. First you dip the strip and check the Total Alkalinity and pH. Then you re-dip the strip, moving it back and forth underwater for 30 seconds, to test the Biguanide level.

To keep your pool or spa water at its best, test a minimum of once a week! It’s also a good idea to write down ...

AquaChek Nitrate/Nitrite Test Strips

When Nitrate levels are too high, excess demand for chlorine and rapid algae growth can occur. Common sources of Nitrate contamination include bird droppings, lightning, and fertilizer from nearby yards.

AquaChek Nitrate/Nitrite makes it easy to monitor and control the levels of Nitrite and Nitrate in pool ...

AquaChek Red Test Strips

To keep your spa at its best, test the water before each use. (Two bathers in a 400-gallon spa are the equivalent of 150 swimmers in a 20,000-gallon pool!) Test your pool at each ...

AquaChek Select Test Strips

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

To keep your pool at its best, test at ...

AquaChek Select Refill Kit

The Select Refill Kit contains a refill bottle of 50 test strips, plus a new insert for the reusable color comparator. You�ll find this an economical way to test both pool and spa water.

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

AquaChek Silver, 7-Way Test Strips

Tests for Total Hardness, Total Chlorine, Total Bromine, Free Chlorine, pH, Total Alkalinity and Cyanuric Acid (Stabilizer)

AquaChek Silver 7-Way offers seven important tests on a single strip. Silver now features an improved test for Cyanuric Acid. It�s faster and easier to use than liquid test kits. This strip ...

Biguanide is a chlorine-free sanitizer used in mineral purification systems. Get test results for 3 important chemistries in seconds: Biguanide, pH, and Total Alkalinity.

AquaChek Total Dissoved Solids Test Strips

This test strip allows you to replace your expensive conductivity meter and save hundreds of dollars!AquaChek TDS is the only test strip on the market that measures Total Dissolved Solids in pools and spas!

Checking TDS frequently helps you prevent ...

AquaChek Yellow Test Strips

Tests for Free Chlorine, Cyanuric Acid, pH and Total Alkalinity

To keep your pool at its best, test at each end a minimum of twice a week, and test your spa before each use. It's ...