The Insta-TEST POOL 4 Plus pool & spa strip measures Free Chlorine 0-10 ppm, Total Alkalinity 0-240 ppm, pH 6.2-9.0, and Cyanuric Acid (Stabilizer) 0-250 ppm. This test strip is a dip-n-read strip with instant results. The Insta-TESTPOOL 4 Plus strip is ideal pool strip allowing the user to measure...
Quick and easy-to-read strips that test for free chlorine/bromine, pH, alkalinity and total hardness. 1 strip one dip 50 test strips
Nature2 Spa Test Strips help keep your spa's water at its optimum levels easily. Test the monopersulfate, alkalinity and pH levels just by swirling the Nature2 Test Strip in your spa water. Manufacturer Nature2
Each strip tests for Free Chlorine, Bromine, Alkalinity, pH, Total Hardness and Cyanuric Acid levels. Simple to use, one-dip test strip with easy to read color chart on vial.
A quick and easy way to check your spa water's Sirona Spa Care Simply Sanitizer, pH, total alkalinity and calcium hardness. Tests for Sirona Spa Care Simply Sanitizer, pH, total alkalinity and calcium hardness Contains 25 test strips Results in 10 seconds
Easy-to-read strips that test spa water pH, total alkalinity, calcium hardness, free chlorine and bromine. Tests for free chlorine/bromine, pH, total alkalinity and calcium hardness Contains 25 test strips Results in 10 seconds