DENNERLE Nano BIO CO2 Set

Bio-CO₂ fertilization for mini aquariums with a capacity of 10-60 liters. Contains an ultra-compact CO₂ injector that can be connected to a nano corner filter or corner filter XL. Ensures a constant CO₂ supply over a period of 30 days. Contains a fermentation control gel to ensure consistent and controlled CO₂ production. Supplied with a holding box and a CO₂ bubble scrubber to clean the CO₂.