Coupling direct transmission roots blowr without belt / pulleyPerformanceBore size: 1.25" ~ 1.5" (32 ~40A)Air capacity: 0.41 ~ 0.84 m3/minMax. pressure: 6000 mmAqFeature:Low Noise (45 ~ 49 db)Mandatory Cooling by using the cool air to re-circulate and cool the bearingPermanent exemption of belt replacementSelf adjustment of air flowReverse rotation protection deviceSave spaceSmall vibration & long durability High efficieny
Quiet Re-Circulated & Cooling Vertical Roots Blower