Aquarium Sponge Driven Filter Multi Layer Filtration Fish Biochemical Sponge Filter

MULTI LAYER FILTRATION: Aquarium sponge driven filter is designed with multiple layers of different filters, safe and non toxic, no harm to fish water quality. CONVENIENT TO USE: Aquarium sponge filter can be placed directly into the fish , simply connect it to the pump (not included). PHYSICAL AND BIOCHEMICAL FILTRATION: Fish driven filter combines physical and biochemical filtration for fish with increased oxygen solubility. Item Type: Aquarium Sponge Driven Filter Material: Plastic, Filter Cotton, Filter Stone Use: Fish Filtration