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Purpose
Fresh air hose breathing apparatus PSH-1, PSH-2 are designed to protect the respiratory system, eyes and skin from hazardous substances in the air regardless of their concentration. Also they are used to operate in air oxygen-deficient working zones. The device is applied in various sectors of industry, agriculture and public utilities to operate inside of tanks, reservoirs, wells, compartments and isolated systems.
Depending on the design of air supply hose, they may be made as a fresh air hose breathing apparatus (self-suction) and as a powered fresh air hose breathing apparatus (forced air supply).