Spandrel
An arch bounded by a horizontal and vertical frame such as was used by Sheraton on some chair backs.
Related Links
Viracon – Your Single-Source Architectural Glass Fabricator
Spandrel – Architecture
Spandrel – Definition Of Spandrel By Merriam-Webster
Architectural Terms “Spandrel”. (More Than Just Spandrel Glass!) — Cmswillowbrook
Spandrel Glass
Related Videos

Spandrel Installation

Simple House/Spandrel +Wood Ceiling
-
Spandrel Installation
-
Simple House/Spandrel +Wood Ceiling