The ten filters purchased via ebay are what is needed for a Biocube 14. These filters are changed every two or three months. These filters keep the water clear and free of debris and foreign objects which would harm the eco system and the fish.l
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if you have a Bio Cube you need it. work well as long as you diligently replace them. I replace every couple months, with water changes every couple weeks, keeps ph level where it needs to be
Verified purchase: Yes | Condition: New
Looks great! Thank you again!
Verified purchase: Yes | Condition: New
Thought I would share my tank with you pic was taken just now
Verified purchase: Yes | Condition: New
Easy to use, and effective if changed each month
Verified purchase: Yes | Condition: New
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