The Aqueon Replacement Filter Cartridges are made with a patented dual-sided dense-floss contain over 25% more activated carbon than the leading brands. These unique cartridges were designed to ensure even distribution of carbon throughout the cartridge. This Medium cartridge is for use with Aqueon QuietFlow 10, QuietFlow 20 Internal Shrimp Filter & E Internal 20 Gallon filters. To use, simply rinse under cold water and install.
Features:- Medium size, for the Aqueon QuietFlow 10 Power Filter, QuietFlow 20 Internal Shrimp Filter and the E Internal 20 Gallon Filter. NOTE: Contrary to ordinary logic, the QuietFlow 10 Power Filter and the QuietFlow 20 Internal Shrimp Filter use the same filter cartridge.
- 12-pack.
- Ready-to-use cartridge contains high quality activated carbon that keeps water clean, rinse before replacing
- Installs in seconds: align cartridge bottom key slot for an accurate fit inside the Filter
- For optimal performance, change approximately every 4 to 6 weeks
- Do not clean Bio Holster when replacing the cartridge as it contains beneficial biological bacteria
