When put in over a double-paned window, the coating is put on the interior face of the surface pane, and optionally around the inner experience from the inner pane to boost insulating performance as well. This kind of coating is most appropriate for cooling-dominated climates and buildings with substantial inside https://cristiannpkdw.theideasblog.com/35108063/the-smart-trick-of-diy-secondary-glazing-that-nobody-is-discussing