BioPlus Thermo filters are internal corner filters designed for medium-sized aquariums with a higher filter capacity requirement which have an integrated HeatUp heater included, thus meaning no unsightly heater is on view in your aquarium. These filters are inconspicuous and easy to clean with no disturbing diffuser tube, but rather an integrated, adjustable diffuser nozzle. The compact filter unit is easily taken out for cleaning and the pump unit remains in its place. The high volume of the filter foams ensures effective mechanical and biological filtration, the fine filter fleece also filters any remaining cloudiness and ensures crystal clear water. It has a suction holder for easy fastening in the corner of the aquarium. A HeatUp 50 Watt heater is included in the filter. Suitable for aquariums up to: 50 Litres Max Flow Rate: 350 Litres per hour Max Head Height: 0.4 metres Filter Volume: 0.3 Litres Dimensions: 12 x 11 x 21cm Power Consumption: 5 Watts Power Cable Length: 1.5 Metres Guarantee: 3 Years + 1 request Suitable for freshwater and saltwater aquariums.