Stainless Steel One Way Check Valve Non Return Air CO2 Line 4/6mm

✅ Product Description:

• The Pneumatic Check Valve can1 the aquarium from water flowing back, which is caused by the decrease, and keep the function and service life of Carbon dioxide bottle.   
• When used in the Ozone gene1or, air check valve can1 the Ozone from flowing back to the air pump and eroding the propeller.
• Aquarium non return check valve can protect the power head from the water flowing back which is caused by power cut.
• Single check valve is easy to install, requires no additional tools and can be attached to any place you like in seconds.
• These Stainless Steel One Way Check Valves are suitable for CO2 supply system in fish tank, aquarium and others.

✅ Specifications:

• Material: Stainless steel
• Color: As the picture shown

✅ What you get:

1* B&K Co2 Stainless Steel Valve

✅ Quality Assurance:

• 24/7 Phone call, email and WhatsApp Supports.

✅ Note:

• Please allow slight dimension difference due to different manual measurement.
• Due to the difference between different monitors, the picture may not reflect the actual color of the item.