20pcs Aquarium Air Pump Check Valves, One Way Non-Return Check Valve for Fish Tank

20pcs Aquarium Air Pump Check Valves Air Line Valve Aquarium Air Pumps One Way Non-Return Check Valve for Fish Tank

20pcs Aquarium Air Pump Check Valves, One Way Non-Return Check Valve for Fish Tank

Product Name: 4mm porous black and white plastic air pump check valve Product color: black and white Product size: The diameter of the air hole is 4 mm/0.16 inches, and the total length is approximately 4.5 cm/1.7 inches Product Features: 1. It can prevent water backflow from damaging the air pump. 2. Each air outlet needs to be connected, and the double-head air pump needs 2 check valves. Note: The above dimensions are manual measurement with slight deviation, please refer to the actual product received.

Key Features

• ✅ Product material: plastic material, not easy to age.
• ✅ Package includes: 20 air pump check valves.
• ✅ Product features: durable, long-term use will not produce noise.
• ✅ Product design: The valve is detachable, can be unscrewed to open the valve, easy cleaning and repair.
• ✅ Product use: check valve can be used for ordinary aquarium air pump, to prevent aquarium water siphon resistant in the event of power failure, protect air pump, suitable for most fish tanks.

✅ Color: White

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