The pneumatic transport of bulk goods and waste water treatment are the main areas of application for positive displacement blowers. AERZEN delivers tailor-made solutions in this area for positive pressure up to 1.000 mbar and negative pressure up to -500 mbar or -800 mbar in special design. High-performance standard, compact and special blowers, tailored to the most diverse applications and individual customer requirements. Always the best choice. As functional as they are economical.