To all those who look for innovative, safe and high-speed doors we recommend a product called Alumina. This door is suitable for places with considerable traffic intensity. It functions great in the interior as well as outside. Alumina has appropriate certificates and is exceptionally comfortable when it comes to using. In comparison with traditional doors made of stainless steel, Alumina is much more economical. Moreover, the process of installation is quicker and easier. When you order such door in a set, you save money on transport. Alumina is a curtain of high flexibility. Thanks to this, after a hit it immediately resumes original position. That’s why maintenance costs are greatly reduced. The bottom of the curtain is equipped with a special flexible part which makes it impossible for the door to go down or invert its movement. Alumina also is good at isolating the interior and exterior parts. Alumina may have varied constructions which are adjusted to customers’ requirements as well as conditions of the installation site. Alumina has factory-made wires which are connected to essential parts of the structure. The installation is easy and its description only covers one page in the manual. Every single part of the door Alumina has been tested and is fit for intensive use.