Aqueon Replacement Filter Cartridges 12 pack Large 5.24" x 1.75" x 5.7"

Aqueon Replacement Filter Cartridges 12 pack Large 5.24" x 1.75" x 5.7"

These were designed to ensure even distribution of carbon throughout for more thorough filtration and more extended cartridge life.

Features and Benefits:

1. Its high quality activated carbon keeps the water clean.
2. Align the bottom key slot of the cartridge to ensure a precise fit within the filter.
3. To remove carbon dust rinse under water before replacing
4. It is recommended to change approximately every 4 to 6 weeks for optimal performance.
5. Avoid cleaning the Bioholster when replacing the cartridge, as it contains beneficial bacteria that are important for its function.