Amazon.com : HTH 1174 Multi-Purpose 6-Way Test
4.6 out of 5 stars. 519 ratings. Size: 30 ct. This fits your . Make sure this fits by entering your model number. BENEFITS: Tests chlorine, bromine, pH, alkalinity, total hardness and cyanuric acid in your swimming pool. USE: Test weekly so you can keep your pool water clean all season long.
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