Description
【Filter Cartridge for Whisper Bio-Bag 】10pcs large replacement filter cartridges compatible with whisper filter 20i and 40i internal power filter, whisper external filters PF20, 30, 40, 60, whisper external filters IQ20, 30, 45, 60..【Four Stage Filtering】Dense double-sided mesh with activated carbon and zeolite filters out all impurities, removes odors and discoloration, and keeps the aquarium water clear..【High quality activated carbon】The activated carbon is evenly distributed, and the activity is 20% higher than ordinary ones, effectively adsorbing ammonia nitrogen, heavy metals and other harmful components in water..【Simple installation】Simply rinse the replaced cartridge in cool water, then align the slot at the bottom of the cartridge and insert the cartridge into the filter chamber..【TIPS】We recommend you to replace it once a month or in advance to maintain the water quality, any quality problems, please feel free to contact us.
