All Categories
Atlantic Water Garden’s Bio-Balls are extremely durable, lightweight bio-media material for biological filters and FilterFalls for ponds and water gardens. Bio-Balls are easy to clean, reduce channeling and provide the ideal conditions for beneficial bacteria to grow in your biological filter. Each ball is 1.5 inches in diameter and has nearly 25 square inches of surface area for bacterial colonization. Each box contains 150 Bio-Balls for a total of over 3,500 square inches of surface area for beneficial bacteria to grow!