Johnson 3 in 1 Pool and Spa Test Strip, 303.001, Check2O, 50 Strips/Pack

The Johnson 3 in 1 Pool and Spa Test Strip, model 303.001 from the Check2O series, is a comprehensive testing solution for monitoring the water quality in your pool or spa. This pack includes 50 test strips, providing you with an ample supply for regular testing. The test strips offer a 3-in-1 functionality, allowing you to measure three crucial parameters: free chlorine, pH level and total alkalinity. By testing these factors regularly, you can ensure that your pool or spa water remains balanced and safe for use. The test strips are simple to use, just dip them into the water and compare the color changes to the provided color chart. With accurate and reliable results, the Johnson 3 in 1 Pool and Spa Test Strip is an essential tool for maintaining optimal water quality in your pool or spa.