There are many benefits of home window tint, also known as solar window film, which is applied to the interior side of windows. Installing home window tint is done less for a decorative motive, like it is with decorative window film that is applied inside the house. Instead, the primary purpose of solar window film is to deflect the direct sunlight. There are a number of reasons that you might want to do this. Excessive exposure to direct sunlight is just bad for you. It can cause deterioration of the skin which leads to premature aging.