Aqueon Replacement Filter Cartridges – Large (12 pk)
Aqueon Replacement Filter Cartridges are dual-sided, featuring dense-floss with over 25% more activated carbon than leading brands. These patented cartridges ensure even distribution of activated carbon for superior filtration.
To use, rinse the cartridge under cold water and install using the FRONT orientation tab. The cartridges are designed for optimal performance in aquarium filtration systems.
| Size | Filter Type | Activated Carbon Content |
|---|---|---|
| X-Small | Small filter | Standard |
| Small | Medium filter | Standard |
| Medium | Medium filter | Standard |
| Large | Large filter | Over 25% more than leading brands |
FAQ
How do I install the Aqueon Large filter cartridge?
Rinse the cartridge under cold water and install it using the FRONT orientation tab to ensure proper placement and filtration.
Are these cartridges compatible with all Aqueon filter models?
Yes, these replacement cartridges are designed to fit Aqueon filter models that use the standard cartridge size and orientation.
How often should I replace the filter cartridges?
Replace the cartridges every 4 to 6 weeks depending on tank size, fish population, and water conditions.

Eric Bond –
The large filter cartridge works well in my 55-gallon tank. The carbon filtration is noticeably better than previous brands. Easy to install and lasts longer than expected.
Heather Davidson –
I’ve used these for three months now and the water clarity has improved. The dense-floss design helps with odor control and keeps the tank cleaner.
Blake Greene –
Great value for the 12-pack. The installation is simple and the filter performs consistently. My fish seem more active and the water looks cleaner.
Victoria Alsop –
Works okay, but I noticed a slight clogging after two weeks. Might need to clean more frequently than recommended.