Doors are the main component of the interior
The interior of the room is an important component, the choice of which should be taken extremely carefully. Optimally selected colors in harmony with other interior details are the key to a comfortable and cozy atmosphere in the house. Great importance has a door that must be properly selected. This is the first moment that the visitor’s gaze falls on when entering a room, residential, office or any other premises.
Changing the interior of an apartment or house during renovation usually involves making significant changes, but some owners limit themselves to carrying out cosmetic work. In both cases, the doors are replaced. Their installation is an important and responsible part repair work, therefore it is recommended to carefully select options in advance, focusing on quality characteristics. A worthy solution modern market are cabinetry doors.
The need to protect your home has existed since time immemorial. Historically, people saw iron as something hard and durable that could be used to protect themselves. Throughout the history of mankind, the technologies for manufacturing door structures, as well as the materials from which they were made, have changed many times. We will talk about such ordinary inputs metal doors, but as it turned out with a huge number of interesting facts and a non-standard story.
In 2010, in Zurich (Switzerland), archaeologists discovered an entrance door whose age is about 5 thousand years. Thus, this find is the same age as the British Stonehenge. According to scientists, door design has survived to this day due to the fact that at that time the harsh climatic conditions forced people to build their houses around lakes, and this required strong wood.
The oldest wooden door, still in use, is located in Westminster Abbey (UK). It is reliably established that it is made of oak, felled in the 11th century. Thus, the approximate age of the door structure is about 10 centuries.
All over the world metal entrance doors are divided into 13 safety classes. And if doors of 6-7 security class are found everywhere in bank vaults, then door steel system Security class 13 is only available in Fort Knox (USA). Fort Knox is a storage facility for US gold reserves. Steel product, which reliably guards the gold reserves of the United States of America, weighs 22 tons and is 1 meter thick. It is made of seven layers of steel, and it was welded using a secret technology.
The world's tallest door is located in the workshop spaceships in Florida (USA). It is 140 meters high and 45 minutes is the approximate closing/opening time.
The heaviest door system rightfully considered metal structure, installed at the Lawrence Laboratory in California. Its weight is about 320 tons, and its thickness is almost 2.5 meters. And although it seems that with such a mass only remote opening/closing is possible, but thanks to special door hinges the system also opens manually.
The fastest to close door products installed in laboratories that work with explosives. In case of danger, they close in 0.3 seconds. Such a high speed is ensured by nitrogen compressed to 1000 atmospheres.
The Tanaka automatic door opens automatically when someone approaches it, and the opening is exactly the shape and size for a specific person to enter. Each of the horizontal sliding bars that make up the door is equipped with sensors that calculate the shape of the person wishing to pass through and repeat it.
The bronze gates of the Baptistery of St. John the Baptist in Italian Florence are considered to be the most beautiful. The entrances were so skillfully decorated that the great Michelangelo called them the “Gates of Paradise.” They were made by the then famous architects Andrea Pisano and Ghiberti, commissioned by the Merchants Guild in 1425.
One of the creepiest doors in the world can be considered the door of St. Nicholas Cathedral, this cathedral is located in Slovenia. In fact, all the doors of this cathedral are a little creepy, but this one is especially creepy. It is quite young; this door appeared in 1996 in honor of the visit of Pope John Paul II to the cathedral. According to the design concept of the authors, the door should represent the history of the diocese.
Supposedly the most secure residential door on the planet is made in Colombia. This monster has the following characteristics: bulletproof, fireproof, explosion-proof, protection from metal cutting, 10 locks (pins almost 2 cm wide), biometric lock system (first a fingerprint is checked, then a blood test is taken to verify that the finger belongs to a living person) , camera integration via IP (if you wish, the visitor’s photo will be sent to you via e-mail, as soon as he presses the bell).
IN Ancient Rus', the doors were specially made low so that guests would greet the hosts who sheltered them.
Everyone knows the rule of behavior when a man lets a woman in open door has origins from ancient times. It’s sad but true: when people still lived in caves, a man would check the safety of his home in this way, in case a mammoth accidentally ran in or an enemy tribe dropped in. So the weaker sex had to check for the presence of danger on themselves.
Philadelphia inventor Theophilus Van Kannel received the first U.S. patent for a revolving door in 1888. In New York City, government buildings are required by law to have door rotation speeds of no more than 15 revolutions per minute.
The door to the pantry has two important functions- hide everything that is stored in this room and act as part of the decor of the room. The RMNT website decided to find out what doors to a pantry could be like, how owners can design them and use them additionally....
As the face of a private house or apartment, the front door, of course, should be beautiful, with a high-quality external coating. However, when buying a door to enter a house, the owners first of all think about protection from burglars. The RMNT website decided to find out which doors with what degree of protection are best to choose....
In the summer, when you really want to open the door and let in Fresh air, protection against insects comes to the fore. Indeed, why do we need flies and annoying mosquitoes? The RMNT website will tell you about this modern version protection from insects mosquito net on magnets....
If you are renovating yourself and want to install it flawlessly interior doors- buy the simplest one manual frezer. This tool greatly simplifies the tapping process. door hardware and improves the quality of work....
Not always doorway in fact they close the door. Often this is just a passage between separate rooms, which, of course, needs finishing and decoration. The RMNT website decided to figure out what they could be doorways without doors, how can they be protected and decorated....
The price issue worries everyone who is planning home renovations. The RMNT website decided to figure out what exactly affects the cost of interior doors, because this is quite a significant expense item. We have selected the five most important factors, which can have a significant impact on the cost of the door....
Door installation services are sometimes prohibitively expensive. To save money, use our instructions, thanks to which any House master will be able to securely fasten door block, embed locks with hinges, aesthetically design the junctions and ensure long-term operation of the doors....
Choosing an interior door is not an easy task. It should perform the main function - to delimit space - and at the same time fit into the interior and decorate it. The RMNT website decided to show and tell you how you can use a barn door inside your home. Perhaps this is exactly what you were looking for!...
Thanks to compact key and a simple installation procedure, cylinder-type locks have become the most common type of security mechanism. But only a few know how these devices work, how cheap ones differ from expensive ones, and why incorrect replacement can cause hacking...
The need to protect your home has existed since time immemorial. Historically, people saw iron as something hard and durable that could be used to protect themselves. Throughout the history of mankind, the technologies for manufacturing door structures, as well as the materials from which they were made, have changed many times. We will talk about such ordinary entrance metal doors, but as it turns out, with a huge number of interesting facts and a non-standard history. 
Interesting fact #1: In 2010, in Zurich (Switzerland), archaeologists discovered an entrance door whose age is about 5 thousand years. Thus, this find is the same age as the British Stonehenge. According to scientists, the door structure has survived to this day due to the fact that at that time the harsh climatic conditions forced people to build their houses around lakes, and this required strong wood. 
Interesting fact #2: The oldest wooden door still in use is in Westminster Abbey (UK). It is reliably established that it is made of oak, felled in the 11th century. Thus, the approximate age of the door structure is about 10 centuries. 
Interesting fact #3: All over the world, metal entrance doors are divided into 13 security classes. And if doors of 6-7 security class are found everywhere in bank vaults, then a steel door system of 13 security class is only available in Fort Knox (USA). Fort Knox is a storage facility for US gold reserves. The steel product, which reliably guards the gold reserves of the United States of America, weighs 22 tons and is 1 meter thick. It is made of seven layers of steel, and it was welded using a secret technology. 
Interesting fact #4: The world's tallest door is located in the spacecraft workshop in Florida (USA). It has a height of 140 meters, and 45 minutes is the approximate closing/opening time. 
Interesting fact #5: The heaviest door system is considered to be a metal structure installed at the Lawrence Laboratory in California. Its weight is about 320 tons, and its thickness is almost 2.5 meters. And although it seems that with such a mass only remote opening/closing is possible, but thanks to special door hinges, the system can also be opened manually.
Interesting fact #6: The fastest closing door products are installed in laboratories that work with explosives. In case of danger, they close in 0.3 seconds. Such a high speed is ensured by nitrogen compressed to 1000 atmospheres.
Most often, conversations about door designs come down to deciding where it is profitable to buy interior doors and what color of door panels will best harmonize with the interior.
Interesting Facts about doors you didn't even know about.
The oldest door leaf was discovered by archaeologists on the shores of Lake Zurich, its age is over five thousand years. The door was made of poplar and has been perfectly preserved to this day. Its height is only 153 cm and its width is 88 cm.
The oldest functioning doors are located in England, in Westminster Abbey. They were made from durable English oak around 1030-1040. And today these doors guard the entrance to the storage of old archives.
The world's tallest doors are installed in a NASA building designed for the final assembly of spacecraft and launch vehicles. The height of the building itself is 160 m, and the height of the doors is almost 139 meters. Opening or closing them is a slow process, it takes 45 minutes.
The heaviest door leaf weighs about 44 tons. It is also installed in the USA, at the Livermore National Laboratory and blocks the entrance to the largest source of neutron fusion.
But the most amazing fact is that this door can be moved manually even by one person thanks to the unique hinge design.
The doors designed by Tanaka engineers do not open in the traditional sense. They automatically form an opening in accordance with the figure of the person who passes through them. The Tanaka door leaf consists of dozens of thin horizontal stripes that diverge to the sides as they approach, creating a passage. Sensors are installed along the entire perimeter of this high-tech door structure that read a person’s external parameters.
Tanaka doors are built into the wall, so they do not require any free space for operation. And, in addition, they reduce heat loss because they provide minimal contact time with the external environment.
And although the product exists today only at the concept level, it is likely that this is what door structures will look like in the future.
If you need to update your interior today, you can buy veneered interior doors and install them on sliding system. You can order such a design with turnkey installation in the online store of the Porta Prima factory.
One of the most non-standard door designs was installed in the house of the American inventor Benjamin Skora. It works on the principle of a camera shutter and is controlled by simply pressing a button.
And German designer Tobias Frenzel announced “ping-pong doors.” This a real find For office workers!
The door leaf is attached to special hinges, thanks to which it can take a horizontal position in a matter of seconds.
There is a mesh attached to the door, so you can take a physical training break and fight with a colleague from the next room.
The most terrifying door panel can be seen by visiting the Cathedral of St. Nicholas in the Slovenian city of Ljubljana.
According to the plans of their creators, the doors depict only scenes from the history of the diocese, but they make the most eerie impression!
