Does the insulation of the balcony of the north building change the structure of the building?

Enclosed balconies are counted as the floor area, and unenclosed balconies are halved to calculate the area.

This situation depends on whether the shops and balconies are designed to be heated rooms. If either party is not a heating room, it should be insulated for the heating room. >>>More

It can't be counted as a first floor.

The balcony can be counted as the purchase area, some of the balcony area is all included in the construction area of the house, some are half of the balcony area included in the construction area, and some are not included in the construction area. According to the regulations, only the balcony with a cover and a maintenance structure (railing) on this floor is calculated as an area, which is specifically divided into the following two situations: 1. The balcony is a closed so-called closed balcony, which refers to a balcony equipped with glass or plastic steel windows. >>>More

If you don't talk about violations, at most the chengguan will find something to do, because the act of sealing the balcony has changed the façade of the building after all, but if it is not in the city center or on the side of the road, usually no one will care.