About This

• 【Large Aquarium Filter Cartridges】6Pack fish tank filter is design for Whisper Bio-Bag filters 20i/40i/IQ20/IQ30/IQ45/IQ60/PF20/PF30/PF40/PF60. Large size replacement filter cartridge fits oFilter 50 gallons (125 GPH).
• 【Replacement Carbon Filter】The aquarium's filter cartridges are filled with ultra activated carbon, which is a disposable single pack that can remove waste particles, odors, and discoloration, leaving the aquarium's glass free of debris. Its sturdy frame comes with a grille, which evenly distributes activated carbon and keeps the water in the tank clear and healthy, making it look better than ever before.
• 【Easy Installation】The replacement filter element is fully assembled and ready for use at any time. Simply rinse the replaced filter element with cold water to remove carbon dust, align it with the keyway at the bottom of the filter element, and insert it into the filter chamber.
• 【Fish Tank Filter Cartridge】The dense double-sided mesh can capture debris to the maximum extent, filter debris and fish excrement, and keep the water clear and transparent. The packaging is color coded, making it easier than ever to remember which size to purchase.
• 【Quiet Aquarium Filter】The adsorption of activated carbonis is limited, for optimal performance, please change approximately every 2-4 weeks for cleaner water and healthier fish.