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正压式消防空气呼吸器正压式消防空气呼吸器(见图1)产品特点:供气流量大,阻力小,结构简单,整机重量轻。在报警压力下,供气量不变。背板依据人体工程学原理设计,佩戴舒适,可以弯曲180°不折断。面罩采用纯天然橡胶制成,面罩周边橡胶与面部吻合好,不漏气,视野清晰,镜片有防雾效果。
Positive pressure fire air respirator Positive pressure fire air respirator (see Figure 1) Features: Gas flow, resistance, simple structure, the whole light weight. Under alarm pressure, the gas supply will not change. The back plate is designed according to ergonomics, comfortable to wear and can be bent 180 ° without breaking. The mask is made of pure natural rubber. The rubber around the mask fits well with the face. The mask is airtight and has a clear field of vision. The lens has anti-fog effect.