EVAC Refrigerant Recovery System High Speed, High Efficiency Recovery and storage of all High Pressure Refrigerant. Blazing Recovery Rates to Service Chillers & Other Large Cooling Systems. Recovers R22 at 325-lb/min liquid & 6-lb/min vapor!. Rugged open drive compressor provides years of reliable service, even on refrigerants heavily contaminated with oil, air, moisture, & acids. Equipped with in-line oil separator. Services R12, R22, R134a, R502, R410a & other high-pressure refrigerants. Easy Operation, purging lines and switching from liquid to vapor recovery modes simply involves turning three 3 way hand valves and rerouting one hose.