Aqueon Replacement Filter Cartridges 3 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
• Item Dimension: 5.7" x 5.24" x 1.75" (LxWxH)
• Comes with 30 days money-back guarantee.
• Handling Time: 2-5 business days.