The door frame can be used for masonry walls of 75-520 mm thick. The frame rack is made of MDF, aluminum bands.
Hidden door frame is characterized by the highest 4th class mechanical strength. The frame and profiles are prepared to be painted with wall paint. After installation door frame is invisible, the door open into the room.
Only full door can be installed on VERTE hidden frame
Table with door frame dimensions can be found in ASILO catalog.