What Is Meant by Spandrel?

Spandrel, also spelled spandril, the roughly triangular area above and on either side of an arch, bounded by a line running horizontally through the apex of the arch, a line rising vertically from the springing of the arch, and the curved extrados, or top of the arch.

What is the purpose of spandrel?

Unlike vision glass, which is meant to be transparent, spandrel glass is designed to be opaque in order to help hide features between the floors of a building, including vents, wires, slab ends and mechanical equipment.

What is spandrel made of?

Primarily, the spandrel roof is made from a pre-painted metal sheet or PVC materials. Spandrel has a functional beauty for a perfect finish on eaves, ceilings, and shades. The most common material utilized in spandrels is steel, and often, steel companies deal with the same type of material.

James H. Sterling

James H. Sterling

Environmental Science & Climate Journalist

James Sterling reports on renewable energy developments, climate policy, ecological conservation, and green tech innovations around the globe.