HTH Pool Care 3 In. 25 Lb. Chlorine Tabs

Chlorinating tabs are a simple, convenient way to keep your pool water clean and clear. Simply place tab(s) into the skimmer basket, floater, or feeder to sanitize and protect your pool water from algae and bacteria. They are sun protected and designed to dissolve slowly, giving your pool a steady source of available chlorine for up to one week. Great for all pool types, including small pools, pop-up and above-ground pools, vinyl-lined pools as well as salt water systems.