Fits Aqueon QuietFlow 20, 30, 50, 55 and 75 models Patented dual-sided replaceable dense-floss cartridges help filter out more particles and debris. Helps enhance water quality and clarity while increasing oxygen levels. Contains over 25% more activated carbon than most comparable cartridges and ensures even carbon distribution for thorough filtration. Fits Aqueon QuietFlow 20 and larger power filters. Filters out particles, debris, impurities and odors. The Aqueon Filter Cartridge Replacement is a dual-sided dense-floss filter cartridge for your Aqueon aquarium. It installs in seconds and fits the Aqueon QuietFlow 20, 30, 50, 55 and 75 models. This unique cartridge contains over 25% more activated carbon than most comparable cartridges and ensures even carbon distribution for thorough filtration. The patented design helps enhance water quality and clarity and increase oxygen levels. This replacement filter cartridge will help keep your tank stay cleaner longer as particles, debris, impurities and odors are filtered out. Installation Instructions Remove used cartridge from Bio-Holster(TM) grid by pushing down gently on the holster and pulling the tab on the cartridge upwards. Discard used cartridge. Bio-Holster (TM) grid should not be removed or cleaned, as it contains beneficial bacteria. Rinse new cartridge under cold water to remove carbon dust. Insert new cartridge into Bio-Holster(TM) gid by aligning the key slot in the cartridge with ley slot on the biological grid.
