Penn-Plax PennPlax Cascade 300 GPH Hang On Filter Replacement Media 3 Pack DualSided Aquarium Filter Cartridge with Activated Carbon PolyFiber Floss for CPF5 Fresh Saltwater Blue Black 10x3x7in

Sparkling Water Made Simple Dualaction aquarium filter cartridge designed for Cascade 300 GPH hangon filters Activated carbon removes discoloration and odors while the polyfiber layer traps particles keeping your fish tank water clean and clear Healthier Habitat for Fish These filter cartridges provide efficient filtration for both freshwater and marine aquariums helping maintain a balanced and stable aquatic environment Easy Upkeep Every Time Each filter cartridge typically lasts up to 612 weeks depending on tank conditions The preassembled design allows quick clean replacement with no messy setupsimply slide the cartridge into the filter compartment for effective filtration Compact Fit Consistent Flow Perfectly measured to fit Cascade 300 model CPF5 these black or blue filter cartridges prevent debris bypass Dimensions approximately 10 x 3 x 7 inches Sold in a convenient 3pack for easy replacement PennPlax Legacy With over 60 years of innovation PennPlax creates expertly crafted dependable pet products designed to enrich habitats inspire creativity and promote the health and happiness of pets everywhere.