Fire doors
The most common and terrible disaster can be called a fire. Residents of all cities, villages and so on regularly collide with such disaster. Not only the home itself suffers, but also all the property that is located in it. Usually the cause of the death of people in these cases can be the fact when the door simply jams. People can’t get out of the room freely. But there is a type of door like – firefighters. You can get out of a burning apartment or at home absolutely calmly and, most importantly, quickly.
These structures have an increased fire resistance limit. The shape of such doors calmly tolerates high temperatures and does not deform. Fire metal doors will never jam. Sometimes it happens that the door is slightly inflated during a fire. But in this case, you can still get out of the premises. Insulate such doors with a special material, which prevents their heating and jamming. It can be mineral wood with fiber or even asbestos. All these materials are durable, simple and reliable. When the temperature rises, this material expands and foam. In the room, smoke is blocked. The door itself does not heat up.