7 in 1 - pH Chlorine Pool Water Tester Kit Test the Critical Parameter for Pool and Spa Effortlessly measure pH and salinity simultaneously in pools, ensuring rapid and accurate determination of salt content, guaranteeing proper chlorine generator usage. pH Salinity and Free Chlorine Tester for Pool Digital pH Chlorine Water Tester for Pool & SPA For all chlorine-based pools, it is necessary to test the Free Available Chlorine FAC of the pool water, which can be still able to keep your pool fresh and clean. Ideal free chlorine range for pool: 1-3ppm; Ideal free chlorine range for spa: 1-4ppm. pH Salinity Tester For Pool A proper level of salt will ensure that the generator is able to produce the desired amount of chlorine and keep the water safe and clean. Ideal salt level for pool: 2700-3400ppm; Ideal pH level for pool: 7.2-7.8.
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