5-20pcs Aquarium Fish Tank Air Pump One-Way Check Valve Air Pump Check Valve

Description

The precise design will practicability in the work of highly performance. This item is manufactured with premium material for durable and long-lasting use. It's easy to use and install with long service life

Features


- Please use a paperclip to it from Input side to Output side when the outlet inside gets stuck.

- Protect you air pump by preventing aquarium water from back siphoning during a power outage.
- for durable & long-lasting use.
- Air Hole Diameter: 0.15" / 4mm.
- Great one way check for aquarium and fish tank.
- Color: Black.
- Material: Plastic.
- Size: Approx. 4.5 x 1.3 cm.

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