SF Auto Top Up System
With the Auto Top-Up automatic water leveler, you maintain the water level of your aquarium, even when you are not at home.
- Screw the Auto Top-Up onto a cleaned PET bottle filled with 1-2 liters of fresh water.
- Install the Auto Top-Up with the bottle on your aquarium (glass thickness 3-10 mm).
- The Auto Top-Up automatically refills evaporated water from the aquarium.