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Bio Ball

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Black Bio Ball Filter Media
  • Bio balls are small, pegged plastic balls mainly used as the biological media in aquarium¬† filters.
  • These little plastic bio balls have TONS of surface area for the growth of bacteria for filtration.
  • They are used as the biological media in salt water and fresh water aquariums as well as ponds.
  • They are really simple to use:¬† place into a mesh bag and drop into the pond filter.
  • Do not clean the bio-balls thoroughly, or you will risk killing off all the beneficial bacteria that you need to filter your water.
  • Another use for bio-balls: fill your tank’s overflow box.
  • They will keep your snails and other animals from going down the overflow as well as quiet the overflow greatly.


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