Eheim Professionel 4 350 External Filter

High quality filtration technology with integrated features The Professionel 4+ is the most advanced generation of Eheim’s Professionel external filter range. The square canister offers stability, a large filter volume, is suitable for corners and doesn’t take up too much space. Due to the new Xtender function, the intervals between cleaning the filter can be extended. Professionel 4+ filters are available in three sizes for aquariums up to 250, 350 and 600 litres. The 250 and 350 size is also available in a ‘T’ (thermo) Version, which includes an integrated heating element.