Today, wooden doors practically ousted from the market with steel doors of different manufacturers. Range is so great that often the buyers who decide to buy a steel door, it is very hard to do choice. Metal and steel doors wood better by the fact that they are reliable, durable, have a large fire-resistant properties. Often the price of the door depending on the manufacturer, as well as the design and thickness. Therefore, when choosing an expensive model should focus on its characteristics and your finances. For buyers who do not believe that it is to buy expensive door, there is a special category – the door of a class. Range of application is quite broad: homes, apartments, offices, utility and storage rooms, etc. The main criterion for their low cost – is the minimum decorative trim. But do not think that the doors are cheaper than other economy class because of poor quality. They are produced by a standard-based: using iron metal thickness to 2 mm, standard size opening and a metal box, as well as special protivosemnye pins. The package includes one locking, eyelet and a loop on the bearings. From inside the door is decorated with high quality material – vinyl leather, and the outside has a trim as powder coating. Steel doors will protect economy class apartment burglary, as well as have good heat and sound insulation. The main manufacturers of the doors of a class are China and Russia. Russian production of these doors is located mainly in large cities, such as Moscow and St. Petersburg. Domestic doors are a good budget option due to high quality at a low price. They are distinguished by increased thickness of the metal used and their two hinge suspension. Someone might think that the cheapness of the door ensured the availability of cheap locks, but in fact savings achieved through streamlining business processes and cheap labor. Unlike imported doors Economy class that, for example, in some models of Chinese steel door plate thickness is 1.25 mm, which undoubtedly reduces the protective function of the door. Imported doors are often made by foreign standards, which may not be suitable for Russian consumers. The main difference in the requirements for standards of Russian and foreign doors, regardless of whether it is wooden doors or steel doors, is a method of testing and adaptation to specific operating conditions. Therefore, when choosing between doors and door imports of Russian production is important to consider this criterion. Russian production of the entry door of a class distinguished as the fact that domestic technologies are successfully combining international experience and Russian operational requirements. Because of this, the modern range of door economy class is quite extensive and everyone can choose exactly the model that they need. But even if you do not find a suitable option, you can always contact the manufacturer with an individual order, which greatly simplify the selection of construction steel door needed size.