[Pack of 4] - Marina Bio-Clear Slim Power Filter Cartridge 3 Pack
- Removes pollutants and odors
- Best for tropical fish
- Carbon with ceramitek for clean and clear water
The activated carbon within these cartridges removes pollutants and odors while the Ceramitek (a highly porous ceramic biolical filter) optimizes biological filtration.
These disposable cartridges should be replaced every 2 weeks for best results.
Never replace all cartridges at the same time to ensure constant presence of beneficial bacteria.
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