JBL ProSilent TekAir is a powerful, air powered internal filter for aquaria up to 80 litres content. Ideal for rearing young fish. They can feed on single-celled organisms and other micro-organisms from the surface of the filter. No suction pads needed, simply place in aquarium. Mechanical and biological water cleansing. JBL TekAir is easy to dismantle and clean. A air pump (not included) is needed for the operation of this filter.Do you have questions about this article ?