This product adopts environmentally friendly high-density sponge filter and high-performance activated carbon as the filter material. It can absorb dirt, quickly resolve fish manure and eliminate odors in water. Pneumatic filter, can improve the quality of the water tank. Mini size, can be placed in the corner. May increase oxygen solubility in water. Suitable for small aquariums. Material: Plastic size: 8 x 8 x 8cm This mini filter cartridge is ideal for small aquariums, do not pick and place, the effect is obvious. Easy to disassemble and easy to clean. No need separate power supply, it can be driven by single hole pump; triple filtration system - cotton filter, quartz sand, activated carbon. Connect to the air outlet of the pump and place it directly in the fish tank to use. Activated carbon is suitable for sinks from 10 to 60 cm, and large aquarium filters are only suitable for secondary use. Direct oxygenation triple effect series filters: sand can block a lot of water, sponges
