Clscea CO2 Bubble Counter with Check Valve for CO2 Generator Regulator Planted Aquarium Aluminum Alloy Silver
- Screw connection, compatible with many CO2 needle valves. Easy to set up..
- Built-in high-quality check valve to prevent back-siphoning. The bubble counter is designed to accurately monitor air-flow rate, it helps to keep and maintain a healthy aquarium..
- DURABLE: Both ends are made of aluminum alloy to avoid softening or breaking.
- The middle transparent cylinder is made of PC (bullet-proof glass), injection molding mode, more robust, safer and more pressure-resistant than acrylic or other materials..
- It needs to be filled ¾ with water before use. Compatible with 4/6mm (3/16″ inner diameter) Co2 tubing..
- Quality inspection, rather than random inspection! We are serious about quality control and buyer experience! If there are any questions, suggestions or ideas, please feel free to contact us..