Anjon BioBalls are small plastic balls mainly used as the biological media for beneficial bacteria colonies in the pond. These little plastic bio balls have an enormous amount of surface area for the growth of bacteria for biological filtration.
Atlantic Water Gardens 1.5" Bio-Balls - 150pcsAtlantic Water Gardens Bio-Balls are extremely durable, lightweight plastic filter media that are easy to clean and reduce channeling. These pegged plastic balls are 1.5" diameter balls have nearly 25 square inches of surface area for bacteria colonization.
Atlantic Water Gardens FilterFalls Accessories - Media BagAtlantic Water Gardens Media Bags are made with triple-stitched, heavy-duty netting and have a convenient drawstring to secure the media within your FilterFalls. Whether using lightweight media blocks, Bio-Balls or heavy lava rocks, Atlantic’s Media Bags are meant to last.