[9.1 inches (23 cm) small]

This is an aquarium device for saltwater fish breeding. A must have for rearing coral and isogin chucks Less refills of artificial saltwater than filtered. Not effective for freshwater fish tanks.
Growing saltwater fish produces proteins contained in such as droppings and feeding residue. It breaks down by bacteria and produces toxic ammonias and nitrates. This is a purifying device that removes the protein itself prior to that.
It is not filtered like filters. It is a mechanism that produces small bubbles and removes organic substances by sticking them to the foam. By pumping the air into the water, oxygen is drawn into the water, resulting in a good rejuvenation.
Reduces water change frequency For example, if you change artificial saltwater once a couple weeks. Once every 2 months. It is not a dirty saltwater, but also a stain remover.
Size: Height: Approx. 9.1 inches (23 cm); Width: Approx. 3.1 inches (8 cm); Small and small size; Minimum water tank depth: 8.3 inches (21 cm); Compatible with small aquariums.