Excellent custom aluminium windows manufacturer factory: What Should You Consider When Choosing Aluminum Sliding Doors? Aluminum doors have many advantages, but there are some things you should take into account before buying to make sure those aluminium sliding doors fit the bill of your needs. Size and Configuration – Think about the total opening area and also how big you’d like the door to be. Single sliding doors are going to be enough if you are looking for a standard sized door. But for larger openings, double and multi panel sliding doors may be more suitable. Choose your door configuration …