Complete Aquatics Bio-Balls Biological Filter Media

Practical Garden Ponds Verified independent store

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Complete Aquatics Bio-Balls are compact, lightweight and long-lasting media for biological filters. Their shape facilitates high surface area that promotes beneficial bacteria colo nization. Maintain their porosity after multiple seasons of use and are easy to maintain 200 Bio-Balls treats 400 gallons with normal bio-load 25 square inches of surface area per ball Show more