27/05/19

Interesting facts about PVC windows.

PVC windows can be seen in many houses today, they replaced conventional wooden frames, making the atmosphere of our homes much more comfortable. Almost everyone knows about their functions and basic properties. But few of those who are interested in different interesting facts from the history of PVC windows. Here are a few of them:
1. PVC is one of the oldest artificial materials, it was invented in 1835, and is still used in modern construction.
2. The first country to manufacture PVC windows was the USA.
3. The first production of PVC was carried out by the company BASF.
4. The first PVC products were pipes and different floor covers, but not windows.
5. The country which let out the first products from PVC is Germany.

In addition to historical facts, there are technological features that are also useful to know. 
1. The most important raw material for PVC is a usual salt.
2. PVC profile becomes thinner over time, but at a very small amount. For example, in 40 years it will become thinner by 0.6 mm.
3. The largest PVC windows in the world are located in Paris, in the Palace of technology and industry. Their width reaches 218 meters and height up to 50 meters!
4. PVC windows are fireproof.
5. PVC windows are recommended by psychologists. After all, the thing is that they are noise isolating. Calm atmosphere and quietness contribute to the improvement of mood and well-being.
6. The most durable glass for plastic windows is triplex. It was invented by chance. Chemist Edward Benedictus dropped a glass flask on the floor, which was made of cellulose nitrate. The glass remained intact, and the scientist came up with the idea to make such glasses. At first they were used in military industry, but then they began to be applied in other areas.