Remains above the

After the preparatory stage is completed, they begin to assemble the door frame. All the necessary dimensions are depicted on the inside of the racks, otherwise the door leaf simply does not enter the box. The length of the vertical racks is calculated so that the free space for foam remains above the horizontal bar of the box. Do not forget to take into account the thickness of the flooring for the floor. After the measurements made, using self -tapping screws, connect the details of the box.