タイトルまたは説明

Air Respirator The RHZK series self-cbntained open-circuit compressed air breathing apparatus are used widely for fire-fighting, chemiecal indutry, shipping, labora tory, mine, petroleum, warenhouse, factory and ***** can provide effetely respiratory protecting from toxic gases for fire0fighter , life-saver, rescuer and operator who working in thick smoke, steam, and oxygen deficiency hazardous atmosphere.