All series have passed the CE certificate
The main part uses the goodness copper, and cut with precision digitally controlled lathe.

Lengthening air inlet valve lever , fit for the different capacity of oxygen cylinder.

Integrated casting flowmeter

Flow tube, wet cup of high-strength polycarbonate plastic body

High temperature high-pressure sterilized humidifier body, to meet European standards for B-level disinfection .The maximum temperature of 121 degree; Pressure 0.142MPa

Polymer high-density filter, wet-based uniform.