Marineland Emperor Power Filter Cartridge Rite-Size E, 4 Count, Replacement Cartridge For Aquarium Filtration, E - Purple, 4 Count (Pack of 1) B9 (Folic Acid) 57 Ounce -- 1 Each

57 Ounce -- 1 Each

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Marineland Emperor Power Filter Cartridge Rite-Size E, 4 Count, Replacement Cartridge For Aquarium Filtration, E - Purple, 4 Count (Pack of 1) B9 (Folic Acid) 57 Ounce -- 1 EachFeatures: REPLACEMENT FILTER CARTRIDGES: Fit Marineland Emperor Bio Wheel Power Filters. EASY TO INSTALL: Pre assembled cartridges slide easily into place, providing superior mechanical and chemical filtration and making replacement fast, dry and effortless. OPTIMUM WATER TO CARBON CONTACT: Patented ribbed backing ensures even distribution of carbon for crystal clear, clean water. COLOR CODED PACKAGING: Rite Size packaging makes it simple to choose