12/CA 5-Way Test Strips - 50 strips/btl | 26344BIO

5-way test strips - 50 strips/btl 12 btls/cs Testing water is an important part of routine swimming pool or spa maintenance. The Bioguard1"1" Dip and Read 5-way are a quick easy way for Total Bromine, Free Chlorine, pH, Alkalinity, Hardness. At start new season with pools spas it 4 5 times per week. Once appropriate levels Chlorine (Total Bromine), Alkalinity Hardness have been established, twice each By testing same time day before adding products, possible detect changes prevent problems from developing.1"