CO2 Bubble Counter & Check Valve
- 2 functions in 1 product
- Check valve effectively prevents backflow.
- Clear bubble reading provides accurate CO2 dosing.
- Made with acrylic assures long usage time.
- Compact size, easy assembling
- Two functions as CO2 bubble counter & check valve in one unit.
- Apply to both internal or external
- Fill up the chamber with water prior to installation.
- Attach the unit to the tank by suctions cup.
- CO2 supply pipe should connect to the side with check valve.