2) you want to turn the balcony into the continuation of the room. Glazing of balconies and loggias in Moscow is what you need.
In this case, you need to use a PVC profile with a double -glazed window. Starting to glazing the balcony, it is worth considering the fact that the plastic window must be installed in a quarter. Thanks to this, the thermal insulation properties of such a window will be used in full. After installing the double -glazed window, a thorough sealing of the balcony is carried out, all the gaps and cracks are filled between the walls and the frame. For insulation of the entire balcony, the walls should be insulated, and then you will definitely have your own little summer all year round.