SUN LANDERS Aluminiumalloy Check Valve Aquarium Accessories Fish Tank Supplies Equipment Akvarium Checker Terrarium Fishbowl Cylinder

ALUMINIUMALLOY CHECK VALVE

Gas can only pass through in one direction to prevent water from flowing back into the equipment.

This product is only used for CO2,

But ordinary oxygen pumps have lower pressure and may not be able to be used.

Size:37*15*15mm