| 摘要 |
PROBLEM TO BE SOLVED: To provide a fire door capable of suppressing heat transfer in a thickness direction of the fire door, and a building including the fire door.SOLUTION: A fire door 1 includes a front plate part 20 and a back plate part 30 disposed at a prescribed interval, and a connection part 40 for connecting the front plate part 20 and the back plate part 30, and the connection part 40 includes a heat transfer suppression part 61 for disconnecting the front plate part 20 and the back plate part 30 and forming an air layer 90 when an ambient temperature exceeds a fixed value. |
