The main goal of the project is to achieve similar or better thermal coefficients as compared to the existing systems, in connection with considerable simplification of the system structure. This, in turn, will greatly simplify the assembly technology of ready window and door structures and reduce the production time and the in-stock assortment of companies manufacturing ready window structures.

SETH system parameters

  • installation depth 88mm
  • max. glass thickness 71mm
  • Uw ≤ 0,9 W/m2*K
  • combination with the movable post 111.5mm
  • frame and sash combination 83mm

14 czerwca 2018


The so-called “concealed sash” system has all features of the basic solution SETH, but simultaneously ensures optimum appearance for this type of solution. An additional advantage of the HAPI system…

14 czerwca 2018


The AMON system, with the so-called “steel look” visual style, is constructed based on the solutions of the SoEasy range. It is also the warmest window system in this category…

14 czerwca 2018