After the production and development of PVC pipes in the factory, Germany was the first country to use these pipes in the water supply and sewerage network of Leipzig, Dresden, Magdeburg, Berlin, Hamburg, Cologne, Heidelberg, and Wiesbaden during the period of 1936 to 1941.
The result was unbelievable that part of the PVC pipes that were not damaged or destroyed during World War II is still in use without major problems.