private void ExtractWindows(IfcBuildingStorey storey, int floorId)
 {
     foreach (var window in storey.ContainsElements.SelectMany(rel => rel.RelatedElements).OfType <IfcWindow>()
              .OrderBy(o => o.GetType().Name))
     {
         var dbWindow = _ifcWindowService.CreateWindow(window, floorId);
         _windowRepository.Create(dbWindow);
     }
 }