20PCS Aquarium Oxygen Pump Air Volume Regulator Valve Aquarium Air Flow Control Valve Aquarium Air Pump Accessories Plastic Air Flow Regulator for 3/16 Inch Air Line

About this item

• The air flow control valve conveniently regulates the amount of gas to the air pump and is suitable for fish tanks, aquariums, aquaculture and horticultural systems.
• Reliability materials:Made of safe and healthy plastic that will not have any adverse effects on your fish.
• Applicable air hose: Standard 3/16 inch air hose conduit, valve connection is tightly connected to the air hose to prevent air leakage and slippage.
• Free adjustment: Adjust the air flow with a simple turn of a button.
• Easy to install: Connect the airline tubes to both ends of the valve; twist the knobs counterclockwise to open and clockwise to close.