Definitions for "Insulating Glass"
Keywords:  hermetic, pane, argon, spacer, inert
Window or door in which two panes of glass are used with a sealed air space between; a.k.a. double glass
Glazing comprised of two or more glass panes separated by a hermetically sealed airspace.
Two panes of glass separated by a spacer and hermetically sealed together with dead air space between the panes.