<p>This indoor unit has at least cooling functionality, and is provided with a casing and a horizontal vane (30). An outlet is formed at the casing. The horizontal vane (30) adjusts the wind direction of air conditioned air blown out from the outlet. Also, the horizontal vane (30) includes a primary surface and an inclined surface (32a). The primary surface is approximately flat. The inclined surface (32a) is positioned at the vicinity of the side end (30b) of the horizontal vane (30). Also, the inclined surface (32a) is a surface for causing cold air blown out laterally to face diagonally upward when the cold air is blown out laterally from the outlet.</p>
