供气阀 Demand Valve:
·快速插接式设计，使用简便，供气迅速
·体积小，重量轻，保证的下视野
·呼吸舒适轻松，最大供气量可达到450升/分钟以上，保证面罩内正压(3毫巴)，更安全可靠
·通过旋转式接口与中压管相连，更换方便
·Unique quick-connecting demand valve, supplies the air automatically when connected to the mask
·Small and light, good down vision
·Comfortable breathing, maximum supply flow rate is higher than 450L/MIN, always keeping a positive pressure in the mask

减压器 Pressure Reducer:
·结构简单可靠，压力补给型，保持中压循环系统中的持续压力 (7巴）及流量（>450升/分钟）
·可扩展型，能接单瓶或双瓶
·配有泄压安全阀，当中压回路中压力大于11巴时自动泄压，保证使用者安全
·配有便捷式手轮，用于装卸气瓶
·配有他救接口，可接面罩式通风头罩，供抢救第二方时呼吸用
·Simple structure, keeps the Medium Pressure system at 7 bars
·Special design, able to accept 2 cylinders
·Safety valve, to ensure that the pressure of the MP hose is always lower than 7 bars
·Additional “buddy breather”: can be equipped with two 

masks for rescuing an endangered person

 C850 使用 高可靠性国产碳纤维气瓶 C850 SCBA: Reliable