External motor that can be built into the pipe gap: The external motor solution results in the quietest kitchen extraction. In this case, the extraction motor (fan unit) is not placed in the hood itself, but in an external unit. In this case, the engine must be built between two ventilation pipes. 5-year warranty, optional accessories: GONAL ventilation accessories. Product presentation video: Downloadable user manual Downloadable dimensional drawing Installation guide for external motor hoods