| Brand | Unbranded |
|---|---|
| Type | Solenoid Valve |
| Water Type | All Water Types |
| Country of Origin | China |
Check the listing for details. Check for Valve Stainless Steel Non-Return Anti-Backflow for Aquarium Co2 System. Condition: New, Made in China. Listed at 9.97 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. Material: Stainless steel. It can protect the power for head from the water flowing back which is caused by power cut.