All of Leslie's chlorine tabs are made from high-grade materials that are designed to treat all types of pool algae and bacteria. They are also very effective at keeping water clean and healthy.

• Controls all types of pool algae, bacteria, and other disease-causing organisms
• Long-lasting, slow dissolve tab for even and consistent sanitization
• Built-in protection against sunlight to shield against chlorine burn off
• No fillers, glues, or binders for more effective sanitization
• 99% trichlor active ingredient, 90% available chlorine - the strongest available