This only needs to be done once and will not affect your ability to send RCM payloads. By completely covering your windows with aluminum foil, you will not only block the sun, but the aluminum foil will reflect the sun and lower your cooling bills. It is a reflective window tint film, made to reflect the sun away. Putting aluminum foil on windows can keep heat out. wikiHow's Content Management Team carefully monitors the work from our editorial staff to ensure that each article is backed by trusted research and meets our high quality standards. It will look rubbish though. I put aluminium foil on some windows' glass pane wetted with plain tap water, as a typical trick to stop sunlight. % of people told us that this article helped them. Open Zadig. I haven't seen your windows, but if the blinds are between the two pieces of glass (inside the window itself) it's probably better to leave them open if you put foil up. You can do this step after you’ve already purchased a few boxes of tin foil, or you can measure... Cut and Tape the Foil. If you are concerned about conserving heat, go around to each window and place your hand in front of it. Découvrez comment nous utilisons vos informations dans notre Politique relative à la vie privée et notre Politique relative aux cookies. Anyway, aluminium foil is great for that kind of insulation. Include your email address to get a message when this question is answered. Putting Tin Foil on Windows Purchase an Ample Supply. You will need to remove the foil before opening the windows. If you put this above the glass of the window it will be much more effective. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/c\/cc\/Wrap-Windows-with-Aluminum-Step-1.jpg\/v4-460px-Wrap-Windows-with-Aluminum-Step-1.jpg","bigUrl":"\/images\/thumb\/c\/cc\/Wrap-Windows-with-Aluminum-Step-1.jpg\/aid9817947-v4-728px-Wrap-Windows-with-Aluminum-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

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