Insta-test PRO 400+ Test Strips

Hot Tub Spa Source Verified independent store

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Measures Free and Total Chlorine OR Bromine, Alkalinity and pH. Geared for pool owners with free and total readings, with extra long strips. Insta-Test's 2 second results with 100 count of strips! Also make sure to check out their awesome Pool & Spa Owner's Guide. Show more