Aqueon PRO Replacement Filter Cartridges, Medium – 6 Pack

Effortless filtration for your aquarium

Aqueon PRO Replacement Filter Cartridges (Medium) are designed to keep water clear while making routine maintenance smoother. The NoDrip design helps prevent spills during cartridge changes, so you can complete a quick, tidy filter swap without the mess.

With uniformly distributed activated carbon, these cartridges target odors and discoloration, supporting clearer, more natural-looking water in both freshwater and saltwater setups. The media work together to maintain consistent filtration without disturbing your tank balance, giving you steady, reliable performance over time.

Easy installation and reliable placement

The FRONT orientation tab guides correct positioning every time, reducing guesswork during setup and replacements. The no-spill architecture minimizes leaks, making routine maintenance smoother and more predictable, whether you are a casual keeper or a seasoned hobbyist.

• FRONT orientation tab ensures proper placement every time
• MINIMAL MESS: NoDrip design reduces spills during cartridge changes

What you get and how to use it

This medium six-pack provides a ready supply of replacement cartridges for ongoing filtration. Suitable for both freshwater and saltwater aquariums, these cartridges are designed to work with multiple Aqueon filter models for versatile use.

• VALUE PACK offers six cartridges for continuous filtration
• COMPATIBILITY covers Aqueon PRO QuietFlow Size 10, Aqueon SmartClean Size 10-20G, and Aqueon SmartClean Internal Filter Size 15-30G

Maintenance note: For best results, replace cartridges every 4 to 6 weeks, adjusting frequency to your tank's bioload and water conditions. This six-pack provides a convenient supply to keep filtration steady across different tank sizes.

Performance you can rely on

In real-world tanks, you may notice a more consistent filtration cycle and a calmer tank appearance as the carbon media works to remove odors and discoloration while preserving overall water balance. The design supports easy integration with compatible filter models for flexible use.

Why choose Aqueon PRO cartridges?

Beyond simple replacement, the cartridges emphasize even carbon distribution and a robust filtration path, helping you maintain a clear, healthy-looking display. The six-pack approach offers convenience and preparedness for ongoing care without frequent reordering.