Hormann Ventilation top bracket | The Ventilation bracket in motion. At the touch of a button - not only will the door lift, but it can also kick back the top panel
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Ventilator, Stock Photo, Picture And Low Budget Royalty Free Image. Pic. ESY-019624900 | agefotostock
Hormann Ventilation top bracket | The Ventilation bracket in motion. At the touch of a button - not only will the door lift, but it can also kick back the top panel
![Hörmann Air Vent Grille with 42mm Blade Thickness for Industrial Sectional Door : Amazon.de: DIY & Tools Hörmann Air Vent Grille with 42mm Blade Thickness for Industrial Sectional Door : Amazon.de: DIY & Tools](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/617C-x-zAWS._AC_SY450_.jpg)