By taking the dust the Jet Filter UMJF, throws clean air out of the chimney so that air- dust mixture has been purified. The round filter body first purifies the mixture with the cyclone system so that dust particles are held in bags. Jet filters are used in flour, semolina and feed mills, food, chemical, wood processing, metal, soil and cement industries as general environment protection. Running pressure is between minimum 0.3 and maximum 0.5 bar .The low pressure cleaning air is 0.5 bar. Cleaning air consumption 20/40 NL /bag x pulse. Maximum load is 9m3/m2 /min with bag length up to 2400 mm. Steel construction. Less maintenance, long successful running. High cleaning level.