Аквариум для рыбы, односторонний, невозвратный, проверьте аквариум, Co2, водный воздушный линейный насос, прочный, один способ проверки, воздушные насосы

10pcs Aquarium Fish Tank Co2 Water Air Line Pump One Way Non-Return Check

Features:
100% brand new and high quality
Great one way check for aquarium air pump;
Protect you air pump by preventing aquarium water from back siphoning during a power outage;
Small and compact.
It's easy to install.

Specification:

Color: Red+transparent
Size: 5mm

Compatible with standard aquarium air pipe of 3.5-4mm inner diameter
Quantity:10Pcs

Package includes:
10Pcs x One way check air pumps

Note:

Due to the difference between different monitors, the picture may not reflect the actual color

of the item. Thank you!