M4509 Tri-Lobes Roots Blower/Rotary Blower/
Series M Roots Blower (also called Positive Displacement Blower - PD Blower, or Rotary Blower) with tri-lobe are heavy duty style new products which technology is from America. It is the replacement for Duroflow models of Gardner Denver, RAM/RCS models of Dresser Roots, and RBS models of Robuchi.
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