LaMotte 3029-12 Insta-Test 4 Plus, Free Chlorine, Bromine, Alkalinity, pH, Total Hardness VP Racing Fuels One coat good hide

One coat good hide

and 12" necks

Electronic

It's small enough to be easy to use but big enough to get the job done

LaMotte 3029-12 Insta-Test 4 Plus, Free Chlorine, Bromine, Alkalinity, pH, Total Hardness VP Racing Fuels One coat good hideGreat for Spas! Free Chlorine, Bromine, Alkalinity, pH, Total Hardness The Insta TEST 4 Plus pool & spa strip measures Free Chlorine 0 10 ppm, Bromine 0 20 ppm, Total Alkalinity 0 240 ppm, pH 6. 2 9. 0, and Total Hardness 0 800 ppm. This test strip is a dip n read strip with instant results. Each bottle includes 50 test strips packaged in a waterproof PopTop bottle with a hinged cap. The bottle has a molded desiccant liner, which protects the strips