An evaporator coverts liquids into gas. For example, when water is heated it changes into steam. Unlike the evaporator, the condenser does the exact opposite process to the evaporator. For more information on an evaparator or how an evaporator works visit - wikki / evaporator. We stock quality evaporators for Mercedes, BMW, Audi, Volkswagen, Audi and more. Our range of evaporators includes evaporators for most Asian and European vehicles.