FLUVAL U2 Poly/Carbon Cartridge, 2 Pack, Cartridge has two sides that combine to provide thorough and effective chemical filtration, the crucial second stage in the filtration process. The polyester filter pad side
FLUVAL U3 Poly/Carbon Cartridge, 2 Pack, Cartridge has two sides that combine to provide thorough and effective chemical filtration, the crucial second stage in the filtration process. The polyester filter pad side
FLUVAL U4 Poly/Carbon Cartridge, 2 Pack, Cartridge has two sides that combine to provide thorough and effective chemical filtration, the crucial second stage in the filtration process. The polyester filter pad side
Marina Bio Carb Cartridge for Slim Filters, 3 pack, Ideal for tropical fish, the filter cartridge contains activated carbon and Ceramitek for optimum filtration and a healthy aquarium, activated carbon effectively
Marina Bio Clear Cartridge for Slim Filters, 3 pack, Ideal for goldfish, the filter cartridge contains zeolite and Ceramitek for optimum filtration and a healthy aquarium, activated carbon effectively removes poll