BIOCLEAR GOLDFISH CART SGL

Replacement part: Marina Slim Filter Bio-Clear is a genuine replacement cartridge for all three Marina Slim Filter models (S10, S15, S20) Ideal use: the filter cartridge is ideal for goldfish and contains zeolite and ceramitek for optimal filtering and a healthy aquarium Helpful Filtering The zeolite effectively adsorbs toxic ammonia from your aquarium water and reduces the stress of your fish. Ceramitek, a highly porous ceramic biological filter medium, optimises biological filtering