Sponge Bio Balls for Aquarium Filtration

Upgrade your aquarium’s filtration system with these premium bio balls, expertly engineered to improve water quality and keep your aquatic environment healthy. Featuring a highly porous open structure, each bio ball provides maximum surface area for the growth of beneficial bacteria, essential for biological filtration. The built-in internal sponge adds an extra layer of mechanical filtration, effectively capturing debris and particulates. Ideal for both freshwater and marine aquariums, these lightweight bio balls are easy to clean and reuse, ensuring long-lasting performance. Perfect for use in filters, sumps, and ponds. Available in convenient packs of 50 or 100. Black color blends seamlessly into any tank setup.