20x Aquarium Air Line Tubing Fish Tank Oxygen Air Pump Volume Flow Control Valve White

Features:
Two-Way Plastic Valve can be used as an in-line valve to control air flow from pump
Fits standard air line tubing aquarium and Co2 tubing with inner diameter about 4 mm
Help to increase oxygen and keep air fresh, create healthy environment for your fish
Easy to connect hose
: White
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