Sera CO2 Diffuser with Drop Counter for Planted Aquariums

The Sera CO2 Diffuser with Drop Counter breaks down CO2 from your tank line into fine bubbles that dissolve into the water, supporting healthy growth in freshwater planted aquariums. It works with standard CO2 systems and lets you watch your bubble rate live, so you can dial in your setup.

Compact drop-counter design. Suitable for freshwater aquariums up to 300 liters.

Key Ingredients

• Full ingredient list on packaging

How to Use

1. Connect the diffuser to your standard CO2 regulator and tubing.
2. Place the diffuser inside the aquarium so bubbles rise through the water.
3. Adjust the CO2 flow and watch the drop counter to set your bubbles per second.

• Breaks CO2 into fine bubbles for better dissolution
• Live drop counter shows bubbles per second
• Compatible with standard CO2 systems
• Suitable for freshwater tanks up to 300 liters