Complete Aquatics Bio-Balls Biological Filter Media Size:Bulk 2000 Count Can be cleaned with muriatic

Can be cleaned with muriatic acid or chlorine

Center channel allows balls to be strung together for easy cleaning

4 can be applied to areas that contain fish and plants

turf and shrubs

Complete Aquatics Bio-Balls Biological Filter Media Size:Bulk 2000 Count Can be cleaned with muriaticComplete Aquatics Bio Balls are compact, lightweight and long lasting media for biological filters. Their shape facilitates high surface area that promotes beneficial bacteria colonization. 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