ventilationsklapper
A ventilationsklappe, or ventilation flap, is a component used in various ventilation systems to control or regulate airflow. These flaps are typically made of metal or plastic and are designed to open and close, either manually or automatically, to either allow air to pass through or to block it. The primary function of a ventilationsklappe is to manage the volume and direction of air within a ductwork or opening.
In building ventilation, ventilationsklappen are often found in air ducts connected to fans, heating, ventilation, and
Beyond building systems, ventilationsklappen are also employed in automotive applications, such as in engine cooling systems