Entrance doors are made from various types materials.
Glass;
Aluminum.
There are several main criteria by which entrance doors are selected
Appointment. Along with the rest of the main properties, some choose one or more of the more important burglary resistance, noise protection, etc. for it.
Place of installation. Depending on where the door is. For example, noise protection is required at the entrance, the outer door of the mansion must be suitable in design, be protected from burglars and precipitation.
The degree of burglary resistance – the door and the door frame are made of material of different thicknesses, have various locks, additional devices.
Reliable hardware. Handles, hinges, and other devices must be made of wear-resistant material and have reliable mechanisms.
The total weight of the structure. This parameter is taken into account taking into account the reliability of the wall in which the door is placed. If you install a heavy armored door in a dilapidated house, then it is impossible to fix the box in a rotten wall.
Seal and heat and noise insulation. Such qualities of the door as heat preservation, absence of drafts, reliable noise protection depend on them.
Fire-fighting properties.
The exterior design of both sides of the door and the protective and decorative properties of the finish.
