BLAU CO2 Glass Check Valve

BLAU CO2 Glass Check Velve

This beautiful BLAU CO2 Glass check valve prevents water from circulating through the CO2 tube. The elegant design does not break the aesthetics of the aquarium.

Make sure the check valve is placed vertically.
Can be connected to a 4/6 mm hose.

Size: 81 x 12 x 12 mm