Features
Protect you air pump by preventing aquarium water from back siphoning during a power outage.
Detachable design makes it easier for you to clean and repair. Unscrew to open it.
Made of quality PVC, durable and sturdy, not easy to break, ensure long time of usage.
for your fish tank.
Great one way check valve for aquarium and fish tank.
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Large Canvas Fish Pond with Drain Valve, Gray
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