Aerzener maschinenfabrik gmbh and the aerzen group are among the world`s leading suppliers of twin shaft rotary piston machines, able to offer customers exactly-tailored technical solutions. Aerzen machines offers bulk vehicle blowers, type gm - for conveying dry air, for installation on bulk vehicles. Brief specifications: 4 sizes for intake volume flows from 600 - 2.250 m³h; pressure operation up to 1000 mbar or 1200 mbar peak pressure; and intake operation upto - 500 mbar.