The cabinet useful in a drying system for drying and curing raw sausage, comprises a frame (2), racks (3) located on the frame for receiving the product (4) to be treated, wheels located at a base (5) of the cabinet, a heating- and/or a cooling unit, a distribution mechanism for water and/or conditioning means, and a ventilator unit (6) having diffusers (9), each of which consists of perforated steel plates distanced to each other, whose openings support on a gap. A second diffuser is arranged at the cabinet side opposite to a first diffuser. The frame is a hollow profile frame. The cabinet useful in a drying system for drying and curing raw sausage, comprises a frame (2), racks (3) located on the frame for receiving the product (4) to be treated, wheels located at a base (5) of the cabinet, a heating- and/or a cooling unit, a distribution mechanism for water and/or conditioning means, and a ventilator unit (6) having diffusers (9), each of which consists of perforated steel plates distanced to each other, whose openings support on a gap. A second diffuser is arranged at the cabinet side opposite to a first diffuser. The frame is a hollow profile frame. The ventilator unit and the second diffuser are arranged at the cabinet base. Air channels are arranged at the opposite sides of the cabinet. The air channels provide air to the product and take away the air from the product over the second diffuser. Each air channels is equipped with ventilation units. The ventilation unit is arranged at the cabinet side opposite to the heating- and/or cooling unit. The cabinet is openly formed and is provided with walls and/or doors. Independent claims are included for: (1) mechanisms for forcibly circulating the process air; and (2) a drying system.