Formula 6000 pool and spa poly algaecide is effective at controlling the growth of algae in swimming pools, hot tubs, decorative fountains and ponds that do not contain fish or other wildlife

For pools showing visible algae growth, add an initial dose of 11-to 17 fl. oz. per 10,000 gallons of water

For treatment of freshly cleaned and filled pools, add six to 11 fl. oz. per 10,000 gallonsFor continuous protection, add two to four fl. oz. per 10,000 gallons of water every five to seven days after initial treatment

Formula 6000 also prevents the growth of most algae during off-season winter months for easier, quicker spring openings.

Size = 1 Liter Bottle