Does window film insulate the windows?
Window film will help to retain interior heat, but normally one thinks of glass insulation to include the framework where most of the air finds a way through. The glass film does not insulate against hot or cold drafts. • Does sun control window film provide any cold winter benefits? In the same manner that the suns heat is rejected from passing through the window glass to the interior of the room, the long range heat rays from furnaces and heaters are bounced back into the room when they come against the window film on the glass. For example, if the exterior temperature were zero degrees, the glass would be very cold, too. The cold glass would chill the heat rays coming in contact with it. The film reflects the heat rays back into the room and act as an insulator between the glass and the interior. • Ive heard that thermal pane (double glass) windows require special window film, is it available? Yes, light and medium density window film in the natural gray silver may be installed on t
