Product description ：
Oxygen breathing apparatus
Oxygen provide
Compressed pure oxygen respirator
Manual, automatic, rational oxygen provider
HYZ-2/HYZ-4 Isolated Positive Pressure Oxygen Breathing Apparatus is used for personal protection, with reliable performance, comfortable carrying and convenience for maintenance. Main application into coalmine, fire protection, chemical industry, tunnel, scientific research fields where there is noxious & anoxic gas or oxygen insufficient emergency disaster exist.
