What are the advantages of aluminum alloy doors and windows? 1. Aluminum alloy doors and windows are metal, not rusty, and have a long service life, 30-50 years; 2. Stable performance of doors and windows, easy to open, not easy to deform and age; 3. Insulating glass can be used for aluminum alloy doors and windows, which can be soundproof, sunshade, heat-preserving, and have good air and water tightness; 4. Broken bridge materials can be used for aluminum alloy doors and windows, which has good heat insulation effect! custom made sliding doors adelaide interior glass accordion doors exterior wooden sliding doors large sliding glass doors home depot