API Pond AlgaeFix, 64 Ounce, 3 Pack

• Effectively controls green water algae, sting or hair algae and blanketweed
• Safe for live plants and pond fish
• Keeps ponds, water gardens and fountains clean and clear
• Algaecide controls existing algae and helps resolve additional algae blooms
• Do not use with freshwater crustaceans, including shrimp, crabs and lobsters