Air exchange is disturbed.

— Air exchange is disturbed.

Of course, in contrast to malfunctions with the window structures, everything, with the exception of ventilation, the above problems are easily solved by the forces of the apartment owners themselves. To do this, it is enough to move the curtains, integrate the ventilation grilles into the windowsill, and the windows themselves are valves to free the room from excess moisture. Remember that the formation of condensate is far from always — a sign of poor -quality glazing. Often it becomes a consequence of the elementary inconsistency of the microclimate in the apartment with the necessary standards.