? 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 c850霍尼韦尔空气呼吸器honeywell 减压器 Pressure Reducer 结构简单*，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*阀，当中压回路中压力大于11巴时自动泄压，*使用者* 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*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 Luxfer professional carbon cylinder
