AquaChek Copper Test Strips, 25 strips per bottle

For use with mineral purification systems, Copper 3-in-1 helps ensure proper levels of active sanitizer are maintained to keep bacteria and other unwanted contaminants are eliminated.

To keep your pool at its best, test at each end a minimum of twice a week, and test your spa before and after each use. It's also a good idea to write down your results each time you test.

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