Aspects such as safety, convenience and cost savings have been considerably taken into account during the development of the evaporators. This is reflected in various unique product advantages. Among others all evaporators are equipped with a separate ONOFF switch for the heating function. It is also provided with easy lift a simple touch operation to lift flask, With the rotary evaporators you can as well compose your individual modular concept, consisting of rotary evaporator, vacuum pump and chiller.