Ventilation device for slim vehicular seat

A ventilation device for a vehicular seat,

• wherein a blowing hole is formed in a lower portion of a foam pad of a seat back,
• wherein a blowing duct, which extends from a lower portion of a seat cushion, is supported by a seat back lower frame, and
• wherein an upper end portion of the blowing duct is airtightly coupled to the blowing hole in the foam pad, thereby facilitating a back board to be mounted on a rear surface of the foam pad as close thereto as possible, and
• wherein the foam pad is provided with an air distribution path in a front surface of the foam pad, and
• wherein the air distribution path is formed to extend upwards and fluidically-communicate with the blowing hole.