Non-Return One Way Check Valve Aquarium Fish Tank Air Pump Airline 5pk

X5 Non-Return One Way Check Valve Aquarium Fish Tank Air Pump Airline

100% Brand New and High Quality

Great one way check valve for aquarium air pump

Protect you air pump by preventing aquarium water from back siphoning during a power outage.

Small and compact

Made of durable plastic

It's easy to install - connection 4/6mm airline

Compatible with standard aquarium air pipe of 4mm inner diameter

Pack of 5