Solarinvent Freescoo VAC module is a compact system designed for ventilation, cooling, dehumidification and heating of buildings in residential and tertiary sectors, hosting in one casing every component used for the operation. The unit is based on a new solar Desiccant Evaporative Cooling concept. Solar heat and water drive the cooling process for conditioning the space which the unit is connected with. The system is based on an original air handling process which guarantees the temperature and humidity control. It can be configured to be installed also on sloped roofs as well as integrated in the building façade. It will be integrated in CY and IT ZEBs.