Essential solution of microorganisms for a healthy, balanced, and efficient bacterial fauna in the aquarium. ZEO bak contains several bacterial strains that, used in combination with ZEO food and ZEO start, create bacterial plankton. This is absorbed by many corals. It contains several bacterial strains that form a chain which reduces undesirable substances.
1. Dose directly into the aquarium.
2. If possible, briefly turn off the skimmer.
3. Dose 1 drop per 25 gallons / 100 L. once or twice a week, depending on the population of the aquarium.
ZEObak is valid for 3 years.