Dennerle Nano Alginator 2500 Mikrogranulat Nitrax is a biological filter

Nitrax is a biological filter medium and contains special microorganisms to break down toxic metabolic products (ammonium / nitrite) in your aquarium

Intensive CO2 supply for strong and healthy plant development

Reduces harmful germs and infectious swarms of fish parasites in the water quickly and effectively

Actively ventilated feed chamber

Size 2 = 500 - 1300 gPlease note that this is a natural product

Dennerle Nano Alginator 2500 Mikrogranulat Nitrax is a biological filterMagnetic cleaner for aquariumsThe clever magnetic cleaner with a rounded cleaning surface, which also cleans the typical rounded nano panes without any problems. As the inner part does not have a floating body, it also fits behind equipment and decoration. High quality neodymium magnet with 2. 5 kg holding force and ergonomic outer handle.