A drying apparatus comprising: a main body having an entrance hole through which air is introduced thereinto and having outlets through which the air is discharged toward a front of the main body; a fan assembly disposed at the main body to receive the air through the entrance hole and to discharge the air through the outlets; a moving bar movably mounted to the main body to discharge air introduced from an outside of the moving bar while moving along the main body; a drive assembly disposed at the main body to move the moving bar, wherein the moving bar comprises: an inlet disposed at a side thereof, the inlet allowing the air to be introduced into the moving bar; a bar fan assembly disposed at the moving bar to receive the air through the inlet; and a discharge nozzle to discharge a flow of the air generated by the bar fan assembly toward the outside of the moving bar, and an air guide to guide the air from the bar fan assembly to the discharge nozzle characterised in that a guide flow space is defined in the air guide such that the air delivered from the bar fan assembly flows in the guide flow space, the guide flow space having a flow cross-sectional area gradually decreasing toward a lower flow part of the guide flow space from an upper flow part thereof, wherein a first communication slot is formed longitudinally from the upper flow part of the air guide to the lower flow part thereof in a longitudinal direction of the air guide, and to allow the air flowing in the guide flow space to be delivered to the discharge nozzle, and wherein the discharge nozzle extends longitudinally in a side-to-side direction of the moving bar, and a nozzle flow path in which the air delivered from the bar fan assembly flows extends longitudinally in a side-to-side direction of the discharge nozzle. a main body having an entrance hole through which air is introduced thereinto and having outlets through which the air is discharged toward a front of the main body; a fan assembly disposed at the main body to receive the air through the entrance hole and to discharge the air through the outlets; a moving bar movably mounted to the main body to discharge air introduced from an outside of the moving bar while moving along the main body; a drive assembly disposed at the main body to move the moving bar, wherein the moving bar comprises: an inlet disposed at a side thereof, the inlet allowing the air to be introduced into the moving bar; a bar fan assembly disposed at the moving bar to receive the air through the inlet; and a discharge nozzle to discharge a flow of the air generated by the bar fan assembly toward the outside of the moving bar, and an air guide to guide the air from the bar fan assembly to the discharge nozzle characterised in that a guide flow space is defined in the air guide such that the air delivered from the bar fan assembly flows in the guide flow space, the guide flow space having a flow cross-sectional area gradually decreasing toward a lower flow part of the guide flow space from an upper flow part thereof, wherein a first communication slot is formed longitudinally from the upper flow part of the air guide to the lower flow part thereof in a longitudinal direction of the air guide, and to allow the air flowing in the guide flow space to be delivered to the discharge nozzle, and wherein the discharge nozzle extends longitudinally in a side-to-side direction of the moving bar, and a nozzle flow path in which the air delivered from the bar fan assembly flows extends longitudinally in a side-to-side direction of the discharge nozzle.