Coralife BioCube Filter Cartridge Replacements (2 Pack) Blennies Considered by many to be

Considered by many to be the pinnacle of reef-keeping success

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Coralife BioCube Filter Cartridge Replacements (2 Pack) Blennies Considered by many to beCoralife BioCube Filter Cartridge Replacements (2 Pack) Coralife BioCube Filter Cartridge Replacements (2 Pack) are premium dual action replacement cartridges for Coralife BioCube aquariums. Each cartridge combines dense woven floss for mechanical filtration with activated carbon for chemical filtration in a rigid frame that helps prevent water bypass. Mechanical Floss and Carbon Filtration for BioCube Aquariums These replacement cartridges help