VENTILATION SYSTEM

摘要

A ventilation system (1) comprises a heat exchanger (3) for transferring heat from outgoing air to the fresh air supply suuplied to a room from an outside environment. The ventilator system is free standing and may be mounted on wheels (8). The ventilator system (1) further comprises a conduit (30) extending from the ventilator system (1) and designed to, for example, hang out of an open window (31) in order to allow fresh air to enter the ventilator system and stable air to exit the system.