A compact, stylized retro industrial factory designed as a backdrop or focal building for model-rail and diorama layouts. Features include a corrugated roof, tall chimney stack, loading bay with shutter, raised mezzanine and service platform, external piping and process tanks, and balcony details for added silhouette and depth. Clean geometric forms make this model easy to print, paint and weather for an authentic light-industry look. Perfect as a trackside warehouse, small factory or yard office, the model is optimized for HO layouts but rescales cleanly for other scales. Recommended printing orientation is base-down; fine details print best with 0.15–0.2 mm layer height and light support under the roof overhangs and balcony. Minimal assembly required: glue the chimney and any thin railings after printing for best strength. Ideal for kitbashing, scene building and background scenery to add industrial character to urban and layout scenes.