FEMANGA Bakto Fit Subwasser improves the living conditions of microorganisms that break down pollutants in the water, filter, and substrate. Initially, it prevents the formation of ammonia and nitrites. At a later stage, it decomposes waste, uneaten food, and dead plant parts. It reduces nitrates, which serve as a nutrient base for algae. Free of chemical agents.

Usage instructions:

• New aquariums: on the 1st and 2nd day, 20ml per 100 liters of water; it is also recommended on the 3rd, 4th, and 5th day 10ml per 100 liters of water.
• Operating aquariums: 10ml per 100 liters of water once a week after water change.

The product causes a milky cloudiness, which is normal; the water becomes clear after a few hours.