The heat-saving film for windows is a composite multilayer material coated with a protective metal layer, which can be made on the basis of silver, gold or a chromium / nickel alloy. Due to the fact that the thickness of the metal layer is not more than a few molecules, such films do not violate the visibility and light transmission, but energy saving is provided at a high level, preventing the exit of warm air outside the room.
Positive features
The heat-saving film for windows operates on a unique principle, which allows you to filter ultraviolet radiation, while maintaining infrared. Using such a solution for windows allows you to save resources by reducing heating costs in the cold season. Among the most important positive features are the absence of a mirror effect and an excellent degree of transparency.
Key Cons
The heat-saving film for windows has some drawbacks, among the significant ones we can single out the inability to function effectively in the spring, when the heating is already off, and the room does not receive enough heat. Installation of such material is not recommended during the manufacturing process of greenhouses and hotbeds, this is due to the fact that plants need to receive a sufficient amount of ultraviolet and infrared radiation. This indicates that the use of such a film in an apartment is not always advisable, since plants are often placed on window sills, the vital activity of which can be impaired. A heat-saving film for windows will fully perform its functions only if the installation recommendations are followed, which is sufficiently accessible only to specialists.
Film mounting technology
Heat-saving film for windows, reviews of which overlap with the characteristics of the material, is made on a self-adhesive basis. But some varieties can be mounted on glass due to specialized adhesive factors. Before starting the installation of the window, it is necessary to prepare by washing the glass, and after wiping it dry. It is important to treat with a degreasing agent. Then you can start applying the material to the surface. In the process, the film should be smoothed, thereby you can get rid of wrinkles that arise. In this case, you can use soft rags. Among other things, for this you can use a tool that resembles a brush designed for car windows. At the final stage, after straightening the material, the film residues can be disposed of with the help of a mounting knife.
Film Installation Recommendations
The heat-saving film for windows, reviews of which must be read before purchase, is also called the "third glass." Before starting installation work, it is necessary to stock up on some tools, among them you can highlight a household hair dryer, scissors and an office knife. According to experts, it is recommended to perform such installation work together, the ideal option would be to stick a film on the frame around the perimeter.
If you decide to warm the windows, a heat-saving film will help you with this. On a clean surface, which is pre-treated with a degreasing compound, double-sided specialized adhesive tape should be glued around the frame perimeter. By combining two layers of a film, which is folded together, it is possible to produce cutting of the material in accordance with the size of the window. In order to separate the layers, you need to blow on them or pry off with an office knife.
Work Secrets
If you need heat-saving film for windows, Kiev has many shops and departments specializing in this product, in which you can purchase material. After the film was cut, you need to make sure that these manipulations are correct by attaching the resulting piece to the insulated window. From the double-sided layer, you need to remove the paper strip, after proceeding to gluing the film to tape. In this case, do not pay attention to wrinkles, the main thing is that the film is evenly glued to the tape. It is recommended to start such work with windows, the size of which is not so large. Due to the fact that the film is characterized by thermal shrinkage, after installation, the entire surface must be treated with hot air. In this case, it is important to exclude excessive tension of the material, since after the end of work the film will reach the optimum size.
You can change the film next year by sticking it, for example, in October, and removing it in early May. If the film accidentally ruptured during operation, the cut can be closed using ordinary transparent tape.
The cost of heat-saving film
If you need a heat-saving film for windows, the price of this material should interest you. Depending on the characteristics, the cost can vary from 144 to 3200 rubles. The cheapest film has a transparency of 47%, while this indicator of the most expensive material is 70%. The consumer should take into account that one running meter is 1.5 square meters of material. These data will help you make a calculation before purchasing.