There are different ways of glazing of balconies and loggias. This may be a simple "cold" glazing. It is done when the task is to protect the building from rain and dust. In this case, set wooden windows pine with glass. This allows us to slightly muffle the noise from the street and raise the temperature by 2-3 degrees. Today it has become a popular use of aluminum sliding structures, which allows visually enlarge dimensions of the balcony.
At the same durable aluminum frame made of wood, have a smaller section, thanks to its durability, making them more elegant and beautiful and increases the natural light the room. And modern technology and the use of seals provide high thermal insulation and Sound Attenuated properties. Search is a great source of information. "Warm" option glazing involves the qualitative improvement of thermal insulation of the room. For this purpose, multi-chamber plastic, wood or aluminum profiles. Making "warm" windows, it is important not to forget about the organization of ventilation. After all, if the premises are not heated, with small changes in temperature there is a problem falling condensate and, consequently, the freezing glass surfaces. However, if you just put the frame out of PVC profile or wooden euro-windows to the balcony, living room does not work, because the side walls, floor and ceiling will not insulated, and winter will freeze.
To loggia into a dwelling, it is necessary to insulate all the surfaces and provide heating loggia. Myglobalsearch can provide more clarity in the matter. Of course, this option will cost significantly more than "Cold". It should be borne in mind that the steam heating pipes to make the balcony is strictly forbidden, so the heating would have to use other methods – floor heating device (a special system electric heating, which operates on the principle of heating pads), the installation of the heater and other local heaters (radiator, heater or air conditioner). Popular today as Frameless Glass balconies loggias. Outside the room is a solid glass wall, without frames and uprights. This provides a panoramic view from the balcony. Balcony can be fully opened, slide the blade of glass to the side, turning them into wall. The advantages of frameless glazing include: the best possible light opening, maintaining architectural design of buildings, structures resistance to any wind load by the use impact-resistant tempered glass, easy care (all doors open inward and are easily accessible for cleaning). Thus, the choice of glazing for balconies and loggias depends on how you will use glazed space of total facade solutions from the financial opportunities as well as on your individual ideas of comfort.