As in any business (maintenance), installation of interior doors in a certain sequence. Tell a little about the sequence of repair in principle. Any overhaul starts with a complete dismantling of old structures (partitions, walls, windows, doors, floors, ceilings, etc etc). In turn, dismantle has a certain sequence and, for example, removal and installation of new windows is better to start after the completion of draft finishing the interior (plaster walls, screed floors) to avoid deterioration of new products due to potential inaccuracy artists performing similar work. After you complete dismantling, rough finishing the interior and installation of windows you can move on to the fine finish of the room. In our view it should start with the ceiling, then walls and finally the floor. Doors – is the final stage of repair and an essential element of the interior, after the doors should only be done plinth! In our publication we try to understand why the interior doors must be placed after the completion of repairs. We start from a distance. For correct sizing of future doors A minimum finished rough sex (ie sex, which made screed) and rough walls (plaster) as well as any zamerschik need to know, as a minimum height, width and thickness of the doorway. In addition, inviting it is at this stage, you can discuss not only the actual size of openings and issue standard or nonstandard doors you will, but the issue corrections actual size of doorways under after all standard doors which tend to be cheaper by 30-40% than the "nonstandard".