General

A horizontal strip of lights, hung parallel to the proscenium of a theater; used to provide general stage illumination.

In a theater, a strip of material which is stretched horizontally over the top of a stage, usually on rigging;

A horizontal metal plate set in a small frame, once located near the front steps of most buildings; used to

The flange and metal casing around a pipe that passes through a roof.

An auxiliary water heater which is installed in the hot-water piping system to provide additional heat in one part of