Here are some tips for maintaining your aluminum doors and windows for a long period of time. They are listed below:

1. Regularly clean your Aluminum doors and windows using mild soap and warm water.
2. Inspect and lubricate the locks, hinges, and rollers on the frames regularly.
3. Apply a protective coating to the frames. This will help protect them from weathering.
4. Apply a protective coating to the frames. This will help protect them from weathering.
5. Check the weather-sealing on the frames and replace any that have become worn over time.
6. Inspect the frames for signs of corrosion and repaint them if needed.
7. Replace any damaged or worn parts immediately.
8. Regularly check the locking mechanism to ensure it is still working properly.
9. If your windows or doors are equipped with an insect screen, inspect it regularly for signs of
   damage or wear and replace it if needed.