A display apparatus comprising: a case ; a display inside the case ; and a first heat exchanger disposed on a rear surface of the case to perform heat exchange between an outside and an inside of the case, wherein a first space (SP1) and a second space (SP2) separated from each other are formed on a front surface and a rear surface of the display, respectively, and heat exchange is performed between the first space and the second space, wherein heat exchange with the second space and the outside is performed through the first heat exchanger , wherein the display apparatus includes at least one fan module disposed in the first space (SP1) to form a first air flow (Path1); and at least one fan module disposed in the second space (SP2) and to form a second air flow (Path 2), characterized in that the first space (SP1) and the second space (SP2) are separated and defined by: - a second heat exchanger disposed at an upper portion of the display for heat exchange between the first space (SP1) and the second space (SP2); - a third heat exchanger disposed at a lower portion of the display for heat exchange between the first space (SP1) and the second space (SP2); and - the display arranged between the second heat exchanger and the third heat exchanger , and in that the second space (SP2) is closed such that the air located in the second space (SP2) is not mixed with any of the air located in the first space (SP1) or the air on the outside (Ou). a case ; a display inside the case ; and a first heat exchanger disposed on a rear surface of the case to perform heat exchange between an outside and an inside of the case, wherein a first space (SP1) and a second space (SP2) separated from each other are formed on a front surface and a rear surface of the display, respectively, and heat exchange is performed between the first space and the second space, wherein heat exchange with the second space and the outside is performed through the first heat exchanger , wherein the display apparatus includes at least one fan module disposed in the first space (SP1) to form a first air flow (Path1); and at least one fan module disposed in the second space (SP2) and to form a second air flow (Path 2), characterized in that the first space (SP1) and the second space (SP2) are separated and defined by: - a second heat exchanger disposed at an upper portion of the display for heat exchange between the first space (SP1) and the second space (SP2); - a third heat exchanger disposed at a lower portion of the display for heat exchange between the first space (SP1) and the second space (SP2); and - the display arranged between the second heat exchanger and the third heat exchanger , - a second heat exchanger disposed at an upper portion of the display for heat exchange between the first space (SP1) and the second space (SP2); - a third heat exchanger disposed at a lower portion of the display for heat exchange between the first space (SP1) and the second space (SP2); and - the display arranged between the second heat exchanger and the third heat exchanger , and in that the second space (SP2) is closed such that the air located in the second space (SP2) is not mixed with any of the air located in the first space (SP1) or the air on the outside (Ou). <EOS>