About this item

Controls algae
Kills bacteria
Prevents corrosion and scale
Removes organic contaminants for clear water
Makes water silky smooth
Protected against sunlight to last longer

From the manufacturer

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For Clean, Algae-Free Water

Kill bacteria and stop green, mustard and black pool algae with XtraBlue Chlorinating Tablets.

Maintaining Proper Chlorine


Surface Protection Prevents equipment corrosion, surface stains and scale.	Long-Lasting Sunlight Protection Enriched with a chlorine stabilizer to extend the life of your clean.	Silky Smooth Water Contains conditioners for silky smooth feeling water.

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Maintain a Clean Pool


Weekly-Use Maintain 1 to 4 parts-per-million of Free Chlorine by applying tablets weekly.	Easy Application Apply chlorinating tablets to your feeder, skimmer or floater.	Test Weekly Your pool chemistry can change quickly. Test your pool water weekly to ensure your chlorine and pH remain within optimal swimming ranges.