Aqueon Replacement Filter Cartridges 6 pack

These unique cartridges were designed to ensure even distribution of carbon throughout for more thorough filtration and longer cartridge life.

Features:

• High quality activated carbon keeps water clean
• Align cartridge bottom key slot for an accurate fit inside the filter
• Rinse under water to remove carbon dust before replacing
• For optimal performance, change approximately every 4 to 6 weeks
• Do not clean Bioholster when replacing the cartridge as it contains beneficial biological bacteria

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