Replacement Filter Cartridges

by Aqueon
$8.79
Patented Aqueon dual-sided dense-floss cartridges contain over 25% more activated carbon than the leading brands. These unique cartridges were designed to ensure even distribution of carbon throughout for more thorough filtration and longer cartridge life.
  • 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