The G-BH1 330 blower is reliable, durable and low-maintenance. G-BH1 blowers have a high suction volume flow of up to 2,500 m³/h and a differential pressure of up to 780 mbar. Elmo Rietschle's G-BH1 side channel blowers have truly earned their reputation. Blowers from the G-BH1 series can provide up to 20,000 hours of trouble-free operation.