Marineland Penguin Power Filter Cartridge Aquarium Filter Insert - Size C - 1 Pack

• Each preassembled rite-size and emperor cartridge has a patented ribbed back that evenly distributes carbon for maximum water
• Highest grade magnum carbon removes more pollutants
• Fits penguin 170 200 330 & 350
• No assembly required.

INGREDIENTS: Highest Grade Magnum Carbon Removes More Pollutants. There's A Rite-Size Cartridge For Every Penquin Filter As Well As Other Filters. Our Heavy Duty Emperor Filter Cartridge Delivers Two Full Ounces Of Activated Carbon Filtration And 45% Mechanical.