Clorox pool spa shock xtra blue will shock, oxidize, buffer and clarify your pool’s water. It also kills bacteria and contains blue algae killing crystals. With the easy pour bottle, use what you need and close the bottle until the next application.

Product Features

• Kills & controls green, black & mustard algae
• Kills bacteria
• Clears cloudy water and removes swimmer contaminants
• Reduces chlorine odor and eye irritation
• Improves filter performance
• Won’t impact pH
• 1-pound bottle treats 12,000 gallons of water
• Recyclable, resealable, easy-open, easy-pour bottles