A steel door is a design that is made from a profile pipe and equipped with internal ribs. Steel sheets are attached on two sides of this basis. The cost of the door leaf and its reliability depends on the thickness of which. The door is installed on special loops that are in the doorway. The stability of such a door gives a reliable and high -quality castle. There are two main types of such locks – these are cylinder and leaf. In both cases, when opening, grinding sounds should not be heard.
When choosing a steel door, it is recommended to pay attention to the protection function. The door leaf should be stable, and the lock is reliable. The door should have a “eye” and the necessary level of fire safety. It is recommended to use two locks for entrance doors, while different types. This will allow you to protect the apartment or house from hacking and the penetration of unauthorized persons. It is not unimportant for the front door of steel that the presence of soundproofing and thermal insulation properties and, of course, the quality certificate, the main thing is to follow that no one makes changes to the certificate of conformity. There is currently a huge selection of steel doors that will emphasize the interior of the room.