![The first external filter with the technology to extend intervals between cleaning | EHEIM GmbH & Co. KG. Leading aquarium manufacturer. The first external filter with the technology to extend intervals between cleaning | EHEIM GmbH & Co. KG. Leading aquarium manufacturer.](https://eheim.com/media/image/5b/ab/43/170111020116.jpg)
The first external filter with the technology to extend intervals between cleaning | EHEIM GmbH & Co. KG. Leading aquarium manufacturer.
![The first external filter with the technology to extend intervals between cleaning | EHEIM GmbH & Co. KG. Leading aquarium manufacturer. The first external filter with the technology to extend intervals between cleaning | EHEIM GmbH & Co. KG. Leading aquarium manufacturer.](https://eheim.com/media/image/28/71/70/160707090724.jpg)
The first external filter with the technology to extend intervals between cleaning | EHEIM GmbH & Co. KG. Leading aquarium manufacturer.
![Eheim Professionel 4+ Plus 350 Ultimate Review, Eheim Pro 4 Setup Guide | Eheim Pro 4+ installation - YouTube Eheim Professionel 4+ Plus 350 Ultimate Review, Eheim Pro 4 Setup Guide | Eheim Pro 4+ installation - YouTube](https://i.ytimg.com/vi/289-86L9elI/hqdefault.jpg)