Plastic windows, marslays, windows in Penza have recently become very popular. The reason for the growth of popularity is simple and banal, because it is directly related to the growth of the popularity of the construction of the attic. Quite often, the attic windows do not differ from ordinary windows, if you do not take into account their relatively small sizes and a system for opening the wings. But there are those attic windows that can rightfully be called special. As an example, you can cite the attic windows-balconies, which consist of two wings, but not side, but the upper and lower.
