| Type | Solenoid Valve |
|---|---|
| Brand | Unbranded |
| Water Type | All Water Types |
| Country of Origin | China |
Check the listing for details. Stainless Steel Check for Valve for Co2 System Ensuring One Direction Water Flow. Condition: New, Made in China. Listed at 3.31 USD. Can prevent the aquarium from the water flowing back, which is caused by the decrease of CO2 pressure,and keep the function and service life of CO2 bottle. It can protect the power for head from the water flowing back which is caused by power cut.