Structural Description
Exposed-frame glass curtain walls feature visible metal framing on the exterior, creating a grid-like facade with intersecting curtain wall mullion extrusion and transoms. Glass panels are embedded in aluminum grooves and secured with pressure plates and sealing gaskets, forming a "frame-on-all-four-sides" appearance. The regular grid pattern delivers a strong sense of geometric order and structural clarity.
The facade transforms with changing light—sunlight brings metallic luster and glass reflections, overcast skies reveal the structural skeleton of this wind resistant aluminum section, and nighttime illumination creates dramatic light-and-shadow effects. The grid pattern suits modernist and neoclassical styles, making it a top choice for urban landmarks, commercial complexes, and office towers.
Designers adjust facade character through frame color and width: dark narrow frames emphasize modern minimalism, while light or metallic wide frames convey soli…