CO₂ glass non-return valve

CO₂ non-return valve made of high-quality Japanese style glass. Please install the valve between the CO₂ system (bottom connection) and the bubble counter (top connection) to prevent water from flowing back from the bubble counter. Suitable for pressurized gas cylinders and bio CO₂ systems.

Scope of delivery

  • Glass check valve
  • 2 transparent suction cups with clips for attachment
  • Suitable for standard 4/6 mm hoses*

*Silicone hoses are softer and more flexible than standard hoses and are therefore particularly suitable for glassware.

0 of 0 reviews

Leave a review!

Share your experiences with other customers.


Soft silicone tube 6/4 mm for CO₂ glassware
Avoid glass breakage by using soft silicone tubing

Variants from €1.99*
Reinforced black silicone tube 6/4 mm for CO₂ glassware
Use our reinforced, yet flexible, black silicone tubing to prevent glass breakage when installing CO₂ glassware.

Variants from €2.29*
Transparent suction cups in double pack
3 × 2 different, transparent suction cups for 4/6 mm tubes


Similar Products

Return valve 1/8" nickel-plated brass
Fits all standard pressure reducers, hose connections and needle valves

CO₂ glass diffuser 3in1 with bubble counter and check valve
Suitable for tanks up to 160 litres


Enquiry form

Send us an e-mail. We look forward to hearing from you.

Fields marked with asterisks (*) are required.
Vielen Dank für Ihre Anfrage. Wir haben Ihre Anfrage erhalten und werden uns so schnell wie möglich mit Ihnen in Verbindung setzen.