Continuous batch washer for wash processes in standing baths with internal water recovery system (without tanks) for outstanding hygiene standards (reg. pat.) outstanding hygiene level excellent wash quality for all types of linen and degrees of soiling washing in standing baths, rinsing in counterflow (bath exchange rinsing is available as option) high flexibitlity even for frequent changes of linen categories best mechanical action and reliable transport behaviour due to the eccentric, wash board shaped Archimedian helix (patented) adjustable drum rotation speed in order to vary the mechanical action very low water consumption by means of an internal water reclaim system without tanks very low energy consumption available for batch sizes of 25, 36, 50 and 72 kg