Aqueon Small Cartridges
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
| Dimensions |
|---|
| 6.2″ x 2″ x 6.2″ |
FAQ
How often should I replace the Aqueon Small Cartridges?
For optimal performance, change the cartridges approximately every 4 to 6 weeks.
Can I clean the Bioholster when replacing the cartridge?
No, do not clean the Bioholster when replacing the cartridge as it contains beneficial biological bacteria.
What is the benefit of the dual-sided dense-floss design?
The dual-sided dense-floss design ensures even distribution of activated carbon throughout the cartridge, providing more thorough filtration and longer cartridge life.


Nicola Powell –
The filtration has noticeably improved since switching to these cartridges. Water tastes cleaner and the tank stays clearer. I follow the 4 to 6 week replacement schedule and have not had any issues with clogging or performance drop.
Neil Roberts –
Felt like a small upgrade from the standard cartridges. The carbon seems more evenly distributed and the filter runs smoother. I did rinse the cartridge before installation as instructed and it made a difference.
Leah Knox –
I’ve used these for over three months and the water quality remains excellent. The instructions were clear and the fit is secure. No need to clean the Bioholster, which I appreciate since it helps maintain the biological balance.