Features: Great for fish tanks, to promote gas exchange and increase dissolved oxygen levels. Great for tropical fish farms, koi ponds, waste water systems, etc. For use with wet/dry filters (here is not included), to improve biological filtration. Aiding in the critical gas-exchange process that is needed for successful biological filtration. Directions The breathing biological Ceramic Column may be recharged (recharged by cleaning monthly). After cleaning be sure to re-colonize the Biological Ceramic Rings by soaking in nitrifying bacteria for immediate nitrification. For best results change the rings every 4-6 months. Place at the final stage of filtration direct into your pond. Use 0.5~1 kg for up to 150 gallons of pond water.
A**M
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Didn’t work for me
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Fish tank
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