Replacement filter cartridges
Aqueon replacement filter cartridges are double-sided and feature a dense yarn with over 25% more activated carbon than leading brands. These patented cartridges were designed to ensure even distribution of the activated carbon. To use, simply rinse under cold water and easily install using the "FRONT" orientation tab. Aqueon replacement cartridges are available in: X-Small, Small, Medium, and Large. Replace cartridges every 4 weeks for optimal performance.
The cartridge contains high quality activated carbon that keeps the water clean Installs in seconds - rinse first and align cartridge bottom key slot for precise fit inside filter Easy installation using the "FRONT" orientation tab For optimal performance, change approximately every 4 weeks. Fits Aqueon QuietFlow Filter: E Size 3 Internal Feed Filter.