Such difficulties include

Many are surprisingly surprising that designers always carefully carry out measurements of all doorways. How can this operation be considered mandatory? Is there no clear and strictly set sizes specifically for each door in the predominant majority of modern houses? Paradoxical as it may seem, but each individual door, its own, like all living space, is unique and unique. During the installation, the master almost constantly and everywhere encounters a variety of specific difficulties, features. Such difficulties include the discrepancy between standard openings for doors to clear standards, standards in terms of size.