Specially developed for very small aquarium, the Nano range by JBL meets the specific needs of nano aquariums and provides professional care to meet the particular needs of the inhabitants of the aquarium. Although in principle mini-aquariums are subject to the same laws of biology as their bigger brothers, the care of very small aquariums requires special attention. Due to the small volume of water, imbalances can very quickly arise, which can be avoided by the specially adapted care products and food range from the JBL Nano series.Professional water conditioning in nano aquariums with JBL NanoBiotopol BettaJBL Nano Biotopol Betta converts tap water in healthy aquarium water for fighting fish. Organic protective colloids protect the gills, skin and fins of the animals. Contains tropical almond extract, aloe vera and other essential active plant substances. Permanently neutralises toxic heavy metals such as copper, lead, zinc etc. All traces of hazardous chlorine and chloramine are qui