Spa Essentials Chlorinating Concentrate Granules for Spas and Hot Tubs, 5-Pounds

5 pounds of granular stabilized chlorinator for spas and hot tubs Fast acting, designed to dissolve quickly and completely Acts as a sanitizer and an oxidizer; no need for two products May be added directly to spa, no pre-dissolving needed Controls algae growth, kills bacteria and destroys organic contaminants Stabilized to protect against ultraviolet radiation Each level teaspoon (0.17 oz.) of this product will provide approximately 1.4 ppm available chlorine in 500 gallons of water Product type: Pool chemicals Pool compatibility: Spas and hot tubs Color: White Weight: 5 pounds