A laundry treatment apparatus may include a cabinet defining an external appearance of the apparatus, the cabinet having a laundry opening, a laundry accommodation module provided within the cabinet to receive laundry introduced through the laundry opening, a suction duct into which interior air from the laundry accommodation module may be introduced, a discharge duct from which the air is discharged into the laundry accommodation module, a connection duct connecting the suction duct and the discharge duct to each other, a heat exchanger provided in the connection duct, and a blower provided between the heat exchanger and the discharge duct to circulate the interior air of the laundry accommodation module.