Sell professional two stage CO2 pressure regulators with bubble counte

Description

Features:

Magnetic valve to control on/off the CO2 cylinder

Operated with timer for better control the level of CO2

Working in silent and without heat produce.

Universal voltage for worldwide use (**0V / **0V)

Aapproval CE certificated

 Recommended for planted aquarium

Designed with decompress pressure gate, easily to adjust, stable and accurate CO2 output.

• Fasten the CO2 out let of the pressure regulator to a complete closed position then fasten the pressure regulator to the CO2 cylinder firmly by hand.
• Turn and release the on/off valve of the CO2 cylinder until pressure gauge activate.

• Turn to close the on/off valve of the CO2 cylinder completely.   Next turn to release all the remaining CO2 inside the pressure regulator completely ( until the pressure gauge shows 0 pressure ).   Then simply loose the pressure regulator from the CO2 cylinder.