Specially designed for the biogas market, these blowers ensure ultimate reliability and efficiency. AERZEN biogas blowers of series GM are available in a variety of different sizes. Due to the TÜV-certified explosion pressure resistance of 23 bar g, these blowers may also be applied in processes with internal Division 1, Division 2, Zone 1, or Zone 2 hazardous area classifications, whether per ATEX, IEC, NEC, or CEC.