window band

ribbon window, ribbon lights

On the façade of a building, a horizontal band of at least three windows, separated only by mullions; occasionally called a window band.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
However, complete spectral coverage is not needed to deduce atmospheric extinction out to the edge of the last window band at approximately 2300 nm.
An upstairs window band provides natural ventilation to counter the central Midwestern summer.
In deference to its southern location, the window band was somewhat narrower than comparable designs in a cooler climate.