Powered by Frooition\n\n1000 BIO BALLS SUMP TANK FILTER MEDIA BIOBALLS MARINE REEF AQUARIUM FISH TANK\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--\n\n--Ask a Question\n--Save as Favourite Seller\n--See Similar Items\n--See our Feedback\n\nItem Description\n\n1000 BIOBALLS\nBio balls are small, pegged plastic balls mainly used as the biological media in wet/dry filters. \nThese little plastic bio balls have lots of surface area for the growth of bacteria for filtration. \nThey are used as the biological media in salt water and fresh water aquariums as well as ponds. \nThey are really simple to use: place into a mesh bag and drop into the pond filter. \nDo not clean the Bioballs once they are cycled, or you will risk killing off all the beneficial bacteria that you need to filter your water. \nAnother use for Bioballs: fill your tank's overflow box. They will keep your snails and other animals from going down th.