Positive pressure fire fighting air breathing apparatus fire equipment.

Is a kind of self open air breathing apparatus, which are widely used in fire fighting, chemical, shipbuilding, petroleum, metallurgy, warehouse, laboratory, factories and other departments, for the firefighters, rescue and relief workers, factories and mines workers in various harsh environments, such as smoke, steam, lack of oxygen to provide respiratory protection, not breathing in poisonous gas, effectively for fire fighting and rescue and disaster rescue and work assignments.