A new family of undercounter systems, completely renewed, very compact, for dispensing cold, sparkling and room temperature water. High capacity of cold water supply 14-28L./h. Rapid connections are used in the water circuit for an easy installation. New refrigeration circuit with 2 single tanks, covered by an exclusive patent, to avoid the limits of the traditional systems, which cannot use the cooling capacity at its best, to dispense independently volume of cold and sparkling water. The increase of the c