A fixed window with an arch head shape has a curved or rounded top that resembles the shape of an arch. The window is fixed in place and cannot be opened or closed. From a scientific standpoint, the arch head shape of the window is highly stable and can distribute weight and stress efficiently, making it a suitable option for buildings with curved designs.

The fixed design of the window provides insulation and soundproofing properties to the building while allowing natural light to enter. An arch head fixed window can be a unique and visually striking architectural element that can enhance the design of any building. Overall, an arch head fixed window can be a great way to add a touch of elegance and sophistication to a building's design.