System for closing an opening in a wall against smoke propagation comprises a closure element, and a retrofittable sealing element with fastening elements for a gap between the wall/floor and the closure element

摘要

The system (100) for closing an opening in a wall (200) against smoke propagation comprises a closure element (110), and a retrofittable sealing element with fastening elements for a gap (300) between the wall/floor and the closure element.