This multi-action formula prevents algae growth while reducing phosphate levels in your pool water—it’s a win-win for pool lovers.
• Add 16 fl. oz. per 25,000 gallons of pool water for the initial dose.
• Thereafter, add 4 fl. oz. per 25,000 gallons of pool water weekly, or after heavy rain.
• Compatible with all sanitizers.
Active ingredient: 40% Quat Algaecide & Phosphate Remover