10 Pcs Non-Return One Way Check Valve CO2 Aquarium Fish

100% Brand new and high quality one way check valve for aquarium air pump.
Small and compact
Protect you air pump by preventing aquarium water from back siphoning during a power outage and casing damage.
Easy to install
Compatible with standard aquarium air pipe of 4mm inner diameter
Material:durable plastic
Overall Size:53x15mm (LxW)
Color:Black,Clear
Quantity:10pcs

Package include:10 x One Way Check Valve
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
About Us
We provide the good product with the best price,we support Wholesale/Drop Shipping Order
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