Glass curtain wall with hidden opening sash

The utility model discloses a glass curtain wall with a hidden opening sash, and relates to the technical field of constructional engineering. The glass curtain wall comprises uprights, glass plates and decorative stripes, wherein the uprights are parallelly arranged in pairs, a certain distance between the uprights is preset, an air flow passage is formed, each glass plate is fixed on one upright, the inner opening of the air flow passage is communicated with the interior of a room, the decorative stripes cover the opening, close to the outside of the room, of the air flow passage, one ends of the decorative stripes are fixed with the uprights, and the decorative stripes are provided with air holes or air grooves through which the outer opening of the air flow passage is communicated with the outside. The glass curtain wall is provided with the air holes or air grooves at the side faces of the decorative stripes, and is communicated with the interior of the room by the air flow passage, so the ventilation ef