1.top10in China,2000set/year 2.three lobe 3.energy saving 4.low noise 5.used in dealing water, air transporting, combustio DSR32 Roots Blower Product Description:The purpose of the DSR roots blower:Mostly used in dealing water, air transporting, combustion furnace, washing, vacuum packaging, electricity industry, cement industry, petrochemical, food industry and etc.Annex:Including the inlet and ...