Marineland Penguin Power Filter Cartridge Aquarium Filter Insert - Size A - 3 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 100 & mini

INGREDIENTS: 100% More Carbon. Larger Polyfiber Filter Pad. The Emperor Filter Systems Our Heavy Duty Emperor Filter Cartridge Delivers Two Full Ounces Of Activated Carbon Filtration And 45% More Mechanical Filter Area. Larger Polyfiber Filter Pads Traps More Di