6pcs Aquarium Plastic One Way Check Valves Non-Return, Air Pump Accessories for Fish Tank Airline Tubing
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6pcs Aquarium Plastic One Way Check Valves Non-Return, Air Pump Accessories for Fish Tank Airline Tubing

6pcs Aquarium Plastic One Way Check Valves Non-Return, Air Pump Accessories for Fish Tank Airline Tubingip

Key item features

  • 【Specification】：Length: 2in/5.2cm, weight: 0.25oz/7g. It fits aquarium airline tubing of 4mm inner diameter. Please check and ensure the right size of the tubing for the check valve before ordering.
  • 【Durable Check Valve】：The material the aquarium check valve is made of is high quality plastic, featuring of durable, sturdy and age-resistant. The color is red.
  • 【Updated Design】：This two-in-one three way check valve is designed for connecting two tubing into one to accumulate the air from these two outlets, so as to reach the effect of increasing the volume of air.
  • 【Application】：check valves can be applied for the common aquarium air pump. This non-return check valve connected to the hose prevents backflow of the water to your air pump. It can be used as air pump accessories in fish tank, aquarium and hydroponics.
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