10 PCS Aquarium Air Pump Check Valves Non Return Valve for Pond Air Pump Line Fish Tank Accessories

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Product description

  • You will get 10Pcs Air check valves, enough for daily use.
  • Made of high quality clear plastic, durable and lightweight.
  • Air hole diameter 4mm; Overall dimensions 54 x 15mm.
  • Protect your air pump by preventing aquarium water from back-siphoning during a power outage.
  • Air Check Valve is used for common aquarium air pumps.

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