Rigid air ducting for respirator hoods and helmets

The invention relates to a respirator mask (1), the mask (1) which is arranged user for transporting of the air entrainment air chamber (6). The air chamber (6) with a can be connected to an air supply hose (5) on the air inlet (13) and an air outlet (17). The outlet (17) and air guide is far away from the location eyes. The air chamber (6) forms basically cover of the user the mask (1) extending air channel (12). The channel (12) is anti-collapses, so the face of the use, and is basically not limited by the channel (12) air flow. Chinese, which can obtain basically on the air flow in use, capable day-by-day and cover to the other surface of a mask duplicates the air flow mode.