Tri. Lobe Roots Blower We manufacture high quality and efficiency Roots Blower Tri-Lobe type, Pressure Conveyance type, Silent type & Vacuum type. Application: Waste Water Treatment, Aquaculture, Electroplating Industry, Power Conveyance, Grain Transport, Paper Making Industry, Food Industry, Semiconductor Industry, Chemical Industry..etc Advantage as following: Energy Saving, Low Noise, Stable Air Volume, Extremely Low Vibration, Solid Construction, Long Operating Life, Clean Air, No Oily Odors. 1) G type Tri-Lobe Roots Blower model no. G40,GL40,G50,G65,G80,G100,G125,G150,G200,G250 2)Tri-Lobe Roots Blower by Silent type: Model no.: SdB40,SdB45,SdB50,SdB60,SdB65,SdB75,SdB80,SdB90,SdB100,SdB110,SdB125,SdB1 4) Fine Bubble Diffuser Application:Biological aeration, Fishery Spots, Activated Sludge Systems, Waste Water Treatment, Oxygenation for Sludge Digestion, Ozone Diffusion in Water. Contact Ms.Mei Liu Mail: sales003.greatech(at)hotmail.com