The door installation should be carried out after the plastered wall dries, but before installing the baseboard and laying the coating on the floor. Before starting work, it is necessary to decide in which door the side should open and install the door frame in accordance with this.
It is worth recalling that it is better when the door opens towards the exit of the house or apartment, it is considered to be the way to the loggia or the balcony. At leisure it will not be superfluous to find out about the services of site 109 this information is very useful.
The door box is a frame consisting of bars with falses. It is attached using spacer dowels or steel lining. It is better to use a plumb line or level when installing a door box, thanks to this, you can avoid distortions. If the walls of the plates, then the boxes are attached with brackets closed into the seams, with stone walls, the box is fixed to wooden traffic jams with nails. In the wooden walls, they are attached with nails to the stands of the frame, while you need to strengthen each vertical beam at least in two places.
The collected door frame is installed in the opening and placed in the center. The perpendicularity of the elements and the vertical of the installation, the horizontal upper strapping using the level, the square and the plumb line are checked.