The flexible heat exchangers allow to cool the wine in tank of different materials; thanks to their shape it can be introduced in the tank through an  hole of the minimal diameter of 40 milimeter
The exchangers are composed by a flexible tube in waved stainless steel aisi316; the upper  part is equipped with a thread connection  DN 32 BSP male or with flange for assembly on tank  with mobile cover
The sizing of the exchanger is done according to the power needed ; the length can be  from 2 to 10 mt