Marineland Penguin Bio-Wheel Power Filter

ALL PENGUINâ® BIO-OHELA® Power Filters Deliver Easy, Three-Stage Mechanical, Chemical and Biological Aquarium Filtration. Convent PEGGUIN RITE-SIZE FILTER CARTRIDGES COME READY TO USE With Each Filter ... Ready to mechanalely and Chemically Remove Waste, Discoloration and Odors. Each Contains New Faster-Fasting Black Diamond Premium Activated Carbon for Maximum Efficient.