Shtern plastic windows are PVC windows of the Russian manufacturer in g. Lipetsk. Plastic windows are made on German equipment, exclusively according to GOST. That is why Shtern windows have a designation of German quality.
Shtern is a unique three -chamber profile system. It has a width of 70 millimeters, which allows you to qualitatively protect the room from noise. Shtern windows are made on an automated line, which indicates their impeccable qualities.
This profile supports the installation of double -glazed windows in size 24 and 36 millimeters. The manufacture uses a special gray -colored seal. The air chamber of the seal allows you to more efficiently hold heat.
The SHTERN profile is its own production of the Lipetsk plant and is fully adapted to Russian climatic conditions. The durability of the profile is forty years old, and the profile seal of thirty years, which is a magnificent indicator of modern PVC windows. The SHTERN profile meets all the requirements and belongs to the class of frost -resistant.
Lipetsk profile is adapted to any accessories. This allows you to establish any anti -velic accessories, which indicates safety and the use of profile. Strong reinforcement gives the stiffness of the entire structure. The rounded glazing man makes the appearance of the windows attractive, and the glossy profile is less mark.
The SHTERN profile belongs to the middle price class, which allows you to cover a large circle of consumers. In its qualities, the profile competes with such well -known profiles as Rehau, KBE.