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Cold water natural bacteria with barley seeds biological filtration. Keeps water clear. Helps break down waste and debris. Water-soluble bacteria packets are easy to dose -- just throw into the pond! One packet treats 1,000 gallons. Works best in cold water temperatures between 40°F and 50°F. We recommend using a floating thermometer to check actual water temperatures. In warmer temperatures, use BioClear and Clean. Learn more about prepping your pond for winter on our blog. Safe for all aquatic life.
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🇺🇸 Ship from USA · On Agora since 2026
$27.99
