1. Lightweight, sturdy, and durable: aluminum doors and windows are about 50% lighter than steel doors and windows and are more resistant to corrosion than wooden doors and windows; they are also difficult to rot, and the oxidized coloring layer will not fall off, not fade, and be durable.
4. Ensure Proper Alignment If the door becomes difficult to slide, check for alignment issues. Adjust the rollers as needed to ensure that the door sits flush against the frame.