Pedestrian air-bag for vehicle

A pedestrian air-bag for a vehicle may include a housing coupled to a lower end surface of a windshield side of a hood of the vehicle and having a cut line formed at an upper portion of a rear surface in the housing, and a hinge part formed at a lower portion, wherein the cut line and the hinge part forms an air-bag door, an air-back module embedded in the housing, and a thermal damage preventing cover spaced apart from a lower portion of the housing, wherein the thermal damage preventing cover covers a lower surface and a front surface of the housing, and includes a rear end portion supporting the hinge part of the housing.