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Marineland K2 Biological Media is designed with maximum surface area for beneficial bacteria that help break down waste to create healthier, cleaner water. Just place in media basket or canister media tray until 2/3 full to leave room for the bio-media to circulate. Marineland K2 Biological Media is designed to fit Marineland Penguin and Emperor Pro Filter media baskets, as well as most external filters and most canister filters. It does not need to be replaced - if media gets clogged with debris, simply rinse with room-temperature tap water treated with a dechlorinator.Clean, sparkling water is the mark of a healthy, thriving aquarium. The amount of filtration needed to maintain an aquarium depends on a number of variables. These include tank size, individual maintenance habits and fish population. Whatever your individual needs, Marineland brand has the filtration products you need to deliver on-target, advanced filtration.
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It does not need to be replaced - if media gets clogged with debris, simply rinse with room-temperature tap water treated with a dechlorinator.