Aqueon 06419 Filter Cartridges Large – 72-Pack (6 Packages With 12 Filters Each)

Aqueon filters have higher flow rates than the competition to ensure proper turnover for cleaner water and higher dissolved oxygen content making fish healthier and more active Superior Biological Filtration The patented biological grid has a large surface area to support more of the beneficial bacteria that eliminates ammonia and nitrates A second wetdry grid provides further biological filtration and oxygenation as the water returns to the aquarium Internal Pump Design Since the filter pump is submersed in the aquarium there is no need for priming at setup or when restarting the filter after cleaning or power interruptions An internal pump also allows for virtually silent operation continuous flow raters less chance for leaks and a much thinner profile