””Rietschle Thomas’sRL Series rotary lobe blower measures six inches long and weighs only1.75 lbs. The unusually small size is made possible through apatent-pending assembly process that minimizes leak paths within theblower chamber. The blower provides high flow at low pressure and is agood fit for applications including fuel cells, laboratory pressure andvacuum sources, particle counters and air samplers, gas boosting, and avariety of portable air-moving devices. Delivers air flow up to six CFM(56 LPM), pressure to two PSI (0.14 bar) and vacuum to 4 in. hg (-135mbar).