Aquascape 98464 Black Hayneedle BioBalls sku-193412310

Aquascape 98464 BioBalls Biological Filter Media in Black is listed as Hayneedle, size Net w/ 100 BioBalls (SKU sku-193412310; UPC 742575984643). For ponds, waterfalls and water features, each ball provides 19 square inches of textured surface for beneficial bacteria to grow. A center channel lets you string the balls together for cleaning.

The paddle wheel design breaks up water flow to help de-gas the water and maximize dissolved oxygen levels. The compact balls fit in smaller spaces and do not break down like traditional biological media, allowing years of use without replacement. The 100-count pack includes a drawstring media net.