Spandrel

Definition

A spandrel is an opaque panel placed between vertical mullions that conceal less attractive building edges. Spandrel panels are placed above and below vision glass panels.

Purpose

The purpose of spandrel panels is to hide structural components, mechanical systems, and floor slabs, contributing to a building’s aesthetic appeal by creating a uniform exterior façade.

Examples of Use

• Commercial skyscrapers use spandrel panels to conceal floor edges and HVAC systems between floors.
• Institutional buildings employ spandrel panels to hide structural beams and columns, maintaining a sleek exterior look.
• Multi-story parking garages use spandrel panels to cover structural elements, providing a cleaner visual appearance.

Related Terms

• Mullion: A vertical or horizontal element that forms a division between units of a window or screen.
• Opaque Panel: A panel that does not allow light to pass through, used for covering or concealing purposes.
• Curtain Wall: A non-structural outer covering of a building designed to keep out the weather.

Notes

Spandrel panels are crucial in architectural design for maintaining a building’s visual integrity while concealing structural and mechanical components, enhancing the overall aesthetic appeal.