5 in 1 Pool Test Strips,125 Strips SPA Test Strips for Hot Tub, Water Test Kit, Accurate Cyanuric Acid, Free Chlorine, Alkalinity,Bromine,and pH Testi Survival color:#2f4a86 color:#2f4a86 Plug in the receivers hot tub and other water chemistry testing so you can monitor your water quality at regular intervals
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