- Window configuration
- Glazing size, placement, pane type, frames, and retainers affect section layout, finished weight, reinforcement selection, privacy, daylight, and exterior appearance.
- Opening width and height
- Door area and span influence section construction, reinforcement, track layout, spring sizing, material handling, and the documented configurations available for the project.
- Insulation and finish
- Thermal construction, interior backing, panel profile, exterior colour, decorative elements, and corrosion-resistant finishes determine the selected door sections and related hardware.