Aqueon Replacement Filter Cartridge – Medium
Designed for optimal water filtration, these dual-sided filter cartridges feature dense-floss construction with over 25% more activated carbon than leading brands. The patented design ensures even distribution of activated carbon for improved filtration performance.
To use, rinse the cartridge under cold water and install with the FRONT orientation tab facing forward.
Specifications
| Feature | Detail |
|---|---|
| Filter Type | Replacement Cartridge |
| Size | Medium |
| Activated Carbon Content | Over 25% more than leading brands |
| Construction | Dense-floss, dual-sided |
| Installation | Front orientation tab |
FAQ
How do I install the Aqueon Medium filter cartridge?
Rinse the cartridge under cold water and insert it into the filter with the FRONT orientation tab facing forward.
Can I use this cartridge in any Aqueon filter model?
This Medium cartridge is compatible with Aqueon filters that use the standard cartridge size. Please verify your specific model for compatibility.
How often should I replace the filter cartridge?
Replace the cartridge every 3 to 4 months depending on tank size, fish population, and water conditions.

Anthony Dickens –
The filter cartridge works well in my 10-gallon tank. Water clarity has improved noticeably after switching to Aqueon. Easy to install and the carbon seems to last longer than previous brands.
Megan Wallace –
Good filtration performance. The dense-floss design helps keep the water clean. I noticed less odor in the tank after using it for a few weeks.
Anne Hart –
Installed it quickly and the filter runs smoothly. The activated carbon seems effective in removing impurities. I’ve seen a difference in water clarity within a week.