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.
The medium size fits model 10
The large size fits filter model 20-30-50 & 75
The 75 filter uses 2 cartridges
- For optimal performance, change approximately every 4 to 6 weeks