It also happens when the width of the box and the opening is different, and in order to compensate for this difference, the premature bar is used, it is made in the tone of the doors, mounted in the groove of the box and fixed with the help of self -tapping screws. If necessary, in rooms with large cross -country ability, the box is additionally fixed to the walls of the opening with screws whose hats are closed with decorative plugs. Then the perimeter of the mounted box after the foam hardens, cash out. The upper and two rack strips are also washed down at an angle of 45 degrees, and fixed on the box using decorative finished nails or simply glued. After that, the lock is installed using feather or milling. The installation of the door came to an end, it remains only to check the correct installation. If there is no friction of the door about the box and spontaneous opening, then the installation passed correctly. Subject to proper care of the product, the door will serve you for a long time.