1 Pressure:1000mmAq-6000mmAq 2 Air volume: 2.36m3/min-5.43m3/min ... 5 Please call us for the detailed parametersFSR80 air exhaust blower|vacuum roots blowerKey Features 1, the ... product line using clover-type impeller, spiral structureexhaust, exhaust pulse gently, less vibration and low noise. ... . Third, standard accessories: Common base, belt cover, fan, pulley, motor, pulley, V-belts,pressure gauge, ...