7-Way Test Strips for Free Chlorine, Total Chlorine/Bromine, pH, Alkalinity, Plus - 50 Strips voltage_12V Battery This Supervisor On Duty with

This Supervisor On Duty with Telephone Number (dry erase write-on) sign measures 12 x 10 inches

Replacement part for Flo Pro and Flo Pro II skimmers

This sign is guaranteed to meet the state laws of California

CNC-machined squeeze rollers optimize tube compression for maximum accuracy and extended tube life

you will need Retro-Fit Kit #72000-550 plus the tubes

7-Way Test Strips for Free Chlorine, Total Chlorine/Bromine, pH, Alkalinity, Plus - 50 Strips voltage_12V Battery This Supervisor On Duty withThe Taylor 7 Way Test Strips bottle contain 50 strips and test for Free Chlorine, Total Chlorine Bromine, pH, Alkalinity, Hardness, CYA with mobile app. Tests for Total Alkalinity: 0, 40, 80, 120, 180, 240 ppm total alkalinity as CaCO3. Other tests are listed below. Tests for Total Bromine: 0, 1, 2, 4, 10, 20 ppm bromine (Br2). Tests for Total Chlorine: 0, 0. 5, 1, 2, 5, 10 ppm chlorine (Cl2). Tests for Free Chlorine: 0, 1, 2, 3, 5, 10 ppm chlorine