PRO 7 Test Strips for Free Chlorine, Total Chlorine/Bromine, pH, Plus - 100 Strips length_30 Feet The lettering is 4 inch

The lettering is 4 inch and 2 inch

aboveground pools

This high quality strainer also includes a stainess steel basket

This opening allows introduction of air or water pressure into the system you are testing

PRO 7 Test Strips for Free Chlorine, Total Chlorine/Bromine, pH, Plus - 100 Strips length_30 Feet The lettering is 4 inchThe Taylor Pro 7 Test Strips bottle contains 100 strips for testing free chlorine, total chlorine bromine, pH, alkalinity, hardness, and CYA. Tests for Total Alkalinity: 0, 40, 80, 120, 180, 240 ppm total alkalinity as CaCO. Other testing is listed below. Total Bromine: 0, 1, 2, 4, 10, 20 ppm bromine (Br); Free Chlorine: 0, 1, 2, 3, 5, 10 ppm chlorine (Cl); Total Chlorine: 0, 0. 5, 1, 2, 5, 10 ppm chlorine (Cl); Cyanuric Acid: 0, 40, 70, 100, 150, 300