AQUAEL Turbo-Filter 1500 is a multi-functional internal filter for aquariums up to approx. 350 l. AQUAEL Turbo combines in a unique way all the advantages of internal filters with the versatility offered by external filters. The additional filter container is filled with biological filter material. However, any filter material can be used. The foam cartridge, which is also included in the delivery, or an additional filter container (optionally available) can be attached to the filter container. It is also possible to combine several filter containers and thus configure the filtration as desired. This is what makes the AQUAEL Turbo Filter so versatile and powerful. Thanks to the large filter volume, the compact internal filter achieves the best cleaning performance. To enrich the aquarium water with oxygen, the enclosed diffuser can be connected to the outflow. The special design ensures quiet operation despite high performance. For example, the filter is equipped with special shock-abs