1X Stainless Steel CO2 Non-Return Check Valve One-Way Aquarium Fish Tank Tools
Feature:

Prevent the aquarium from water flowing back, which is caused by the decrease, and keep the function and service life of Carbon dioxide bottle.

Suitable for CO2 supplying system in fish tank, aquarium, etc.

Specification:

Material: stainless steel

Color: silver

Size: as pictures shows

SKU: 966-156/JYY

Package included: 1 x stainless steel check valve

Note:

Please allow minor deviation due to manual measurement.

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