Closing element and method for closing a hole in a building façade

摘要

The closure element has a hollow cylindrical shank portion (5) that is arranged at the hole formed in the front wall of building. The shank portion is enclosed by a cavity portion (4). The shank portion is adjoined with a collar region (6) to form a support surface (7). The shank portion is provided with an external periphery side profile (15). The closure element is made of metal and/or plastic. The outer diameter of the hollow cylindrical shank portion is about 12-35mm. An independent claim is included for a method for closing hole in front wall of building.