All doors can be sorted to two main subgroups – internal doors and external. Everything is determined from the place where they will be mounted. The external are part of the facade of the building and, therefore, are forced to comply with it. But these are, of course, incomplete requirements that are usually presented to such doors. They must be safe and strong enough, and at the same time have impeccable heat – and soundproofing qualities.
The device of the door of the external wooden ones is caused by a strapping or can also be called – phylene, from an array. In addition, wooden canvases can be shy with bubble filling or with continuous filling. They are usually sufficiently moisture -resistant. Doors canvases are covered with finishing material, which meets the necessary standards, and extends the reliability of products.
Often for the manufacture of external doors, steel material starts into the matter. The steel doors of the outpost guarantee sufficient reliability of the dwelling. The external doors from such a substance are able to differ from the entrance doors with high quality coating. External doors should be covered with special coating resistant to moisture.
Today, various glass materials are used for the production of external doors. Glass external doors are made from special prolonged glass with a thickness of approximately 20 millimeters. Thanks to the current methods, the safety and durability of hardened glass is similar to the quality of the triplex. The safety of glass external doors is ensured using the strength and hardness of locking accessories. Doors created from solid glass are equipped with an opening mechanism that acts automatically. Additionally, such doors can be equipped with electric shifts that can work on remote control, have blocking sets or electric code locks.
External doors created from aluminum profile, safely enter into the atmosphere of any facade. In the profile facades of structures, such doors are determined quite easily. The door made of aluminum material has a large many advantages. Aluminum doors are often used in the role of the front doors of hypermarkets, they safely complement the gaps indoors.