Check the listing for details. ClearView Copper Strike Algaecide 32 oz - 3 Pack. Condition: New. Listed at 159.99 USD. Introducing a copper algaecide that eliminates and controls the growth of all types of algae in pool water. Copper Strike is highly effective when used as an algae prevention treatment. Product Benefits: Use with all pool surfaces Non-staining, with quick results Compatible with all treatment systems: chlorine, bromine, copper, silver ionization and ozone Fast acting on all types of algae Works at normal pH level Works with chlorine or bromine pools Does not destabilize chlorine or create a demand Can shock for demands during treatment, without staining Results within 24 hours Multi functional formula clears water Initial Application Dosage: Clean filter and adjust pH to 7.2-7.6 Check chlorine or bromine levels are correct Brush visible algae thoroughly Add 3 oz. of Copper Strike per 1,000 gallons Vacuum pool after 2 days to remove dead algae Circulate pool water for 24 hours Swimmers may reenter pool 12 hours after treatment Maintenance Dosage: Add 3 oz. of Copper Strike per 10,000 gallons per week If weather is hot or bather load is heavy, use every 5 days