ADA Filter media Bio-Rio (2L)
The nitrifying process of bacteria is the most important phase in Nature Aquarium filtration systems. In this process, toxic ammonia or nitrous acid are decomposed and become harmless. Bio Rio, composed of volcanic stones, provides the ideal home for a long term and stable colonization of bacteria and maintains the conditions of aquarium water.
*DO NOT WASH THE BIO RIO BEFORE USE.
Volume: 2L per case
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