DONGKER CO2 Bubble Counter,Aluminum Alloy Non Return Aquarium Regulator Single Head for Most Systems

Materials: This product is made of aluminum alloy joint and high transparent acrylic material, which is strong and sturdy, anti-corrosion, stable and reliable, with long service life. TRANSPARENT WINDOW: This product is very easy to observe the gas volume, you can clearly see the amount of CO2 output to supply the aquatic plants with enough CO2 demand. EASY INSTALLATION: This product is installed on the CO2 system regulating valve when in use, pay attention to the gas flow direction when installing, with water injection hole, direct water injection, no need to turn off the gas to disassemble and add water, very convenient to use. NON-REVERSION DESIGN: The design of this product can prevent leakage and liquid backflow when the pressure changes, it is generally suitable for flourishing aquarium, it is recommended to play 2-3 CO2 bubbles in 1 second. SHOP WITH CONFIDENCE: To provide you with the highest quality service, If you have any question, please contact us.We will provide after-sales service .