1. Fixed windows, typically affixed directly to the window frame or sash, remain stationary and cannot be opened.

2. These windows serve primarily for lighting and observation, often found illuminating corridors, stairwells, and specific areas of genera| windows.

3. Available in diverse shapes like squares, rectangles, circles, and ellipses, fixed windows offer aesthetic versatility.

4. Enjoy excellent sealing and thermal insulation qualities with fixed windows, ensuring optimal comfort and energy efficiency.