Poolife NST Prime Tablets 4.5 lb Weekly Pool Sanitizer Easy-to-Use Skimmer Tablets Includes 2 Scum Socks and 7-in-1 Test Strips

Extended-Release Sanitizer Unique octagon-shaped calcium hypochlorite tablets provide long-lasting pool sanitation Slow-Dissolving Formula One tablet lasts for days, reducing the need for frequent applications Stabilizer-Free Chlorine Delivers powerful sanitation without adding cyanuric acid CYA to your pool water Versatile Compatibility Works with chlorine, salt chlorine generators, ozone, mineral systems, floaters, feeders, and skimmers Complete Care Bundle Includes 2 scum socks to trap debris and 7-in-1 test strips for quick water balance checks