by AquaChek
(13)Buy new: $7.99
16 used & new from $3.99
(Visit the Best Sellers in Test Strips list for authoritative information on this product's current rank.)
Designed specifically for use with the AquaChek TruTest Digital Test Strip reader, these strips test for Free Chlorine, pH and Alkalinity. Just dip a test strip in you pool or spa, insert in the test strip reader and get fast, accurate results in 15 seconds without color matching.
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