Bio Balls
Are Typically Used to Promote Gas Exchange and Increase Oxygen Levels
Suitable for Wet or Dry Filters to Improve Filtration
Filter Media for Aquariums and ponds.
This product adopts the design of multi-face and cascade, it ensures equal water running with a long flow which provides the largest surface for the nitro-bacteria and a large volume for oxygen.
The material of the product is best for the nitro-bacteria cultivation. It can keep the PH at neutral for a long time, increases the nitro-bacteria density and improve the water effectively. Can absorb and dissolve ions which can poison the fish.
Diameter: 32mm