Bio-Dex Fast Acting Algaecide Skill-It 32oz. 4-Pack SK132-4

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• User-friendly, EPA registered algae remover that removes strong and persistent algae including most types, colors, and forms of algae.
• 50% concentration that can be applied directly to the water.
• The non-metallic formula won't cause staining.
• Works best when it is added directly to pool water by itself in the area where the algae is the most severe. Turn off water features and keep agitation to a minimum to prevent excessive foam during treatment. Compatible with most swimming pool chemicals but should NEVER be mixed directly with chlorine or any other oxidizer.
• Add 26 ounces of Skill-it Algaecide to each 50,0000 gallons of water (5.2 ounces per 10,000 gallons) or ratio thereof. Vacuum the pool after 24 hours to remove dead algae. If their algae are still visible, repeat the process until the pool is free of algae. The maintenance dose is 1.6 ounces per 12,500 gallons or 6.5 ounces per 50,000 gallons of water every three to five days or as necessary.
• After adding algaecide allow the filter to run for at least 6 hours. During this period, swimmers must not be allowed into the water.