multilayer filter

This integrated filter attaches to the aquarium wall. It uses an eco-friendly sponge as its filter medium and can be connected to an air or water pump to oxygenate and filter the water, thus reducing fish mortality. Features: - Color: see image. Material: plastic. Dimensions: 12 x 8 x 8 cm. - Its curved angle saves space, and the outlet angle is adjustable. - Thanks to its multi-layered filters, this corner filter combines physical and biochemical filtration, improving water oxygenation. - The white filter foam layer provides mechanical filtration, while the black bio-sponge and ceramic rings provide biochemical filtration and promote the colonization of beneficial bacteria. - Quiet filtration system. Particularly suitable for keeping small fish. Effectively removes toxic waste and maintains clean water for your fish.