NATURAL INDOOR AIR EXHAUST APPARATUS FOR A BUILDING, CAPABLE OF NATURALLY DISCHARGING HOT AIR FROM THE INSIDE OF THE BUILDING TO THE OUTSIDE

摘要

PURPOSE: A natural indoor air exhaust apparatus for a building is provided to maintain the fresh state of the building inside by discharging hot air from the building to the outside.;CONSTITUTION: A natural indoor air exhaust apparatus for a building is constituted as follows. An air discharge passage(160) is inclined in a gap between a waterproof sheet(140) and a copper plate(150). The waterproof sheet is formed of plywood(130) and asphalt roofing. One end of the air discharge passage connects to an indoor air discharge port. The indoor air outlet discharges hot air inside the building.;COPYRIGHT KIPO 2011