Rotary Vacuum 5000 single phase non-sparking geared drive unit 220 volts support stand fitted with heavy duty jack arrangement on stainless steel rod for positioning glass assembly. A variable speed regulator thermostatic controlled stainless steel water bath, double coiled vertical glasss condenser with opening for vacuum & cooling, trap to support & connect condenser with motor unit & receiving flask, round bottom evaporating flask cap. 5000ml. provided with flange to connect with motor, unit glass vapour bath tube, round bottom receiving pipe extendion & special sealing arrangements to evacuate a complete unit.