Universal Systems Concept System® 77


Optimized Safety And Comfort

Concept System® 77 is a high insulating window system that meets elevated requirements regarding thermal insulation, stability, and security. Anticipating on the thermal requirements, the insulation value (Uf) for the HI+ variant of this system goes down to 1.7 W/m²K for a standard opening window. The unique concept of the system makes it perfectly suitable for triple glazing and CS 77 even achieved the Swiss Minergie® component label. 

The system’s performance regarding acoustics, water- and air tightness, but also for specific applications like Bullet - and Fire Resistance, meets the most severe European standards. Moreover, CS 77 windows are available in different burglar resistance levels (class 2 & 3) making it an extremely secure system.

To match the different building types, the system is available in a variety of aesthetic styles: Functional, Renaissance and Hidden Vent. 

The CS 77 system includes the most complete range of solutions for all types of inward and outward opening windows. Ultimate combination possibilities, also with CS 77 doors, CP 130 sliding systems and Ventalis® ventilation units, makes CS 77 extremely suitable for all types of building concepts, even with the highest safety requirements.

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Opening Elements
  • Fixed opening
  • Inward opening double casement
  • Inward opening tilt
  • Inward opening tilt and turn
  • Inward opening turn
  • Inward opening turn and tilt
  • Multi patio opening
  • Outward opening double casement
  • Outward opening parallel
  • Outward Opening Top Hung
  • Outward opening top hung with friction stays
  • Outward opening turn
  • Outward opening turn with friction stays
  • Outward openng combined elements
  • Pivotal horizontal
  • Round fixed
  • Round window with horizontal opening
  • Thermo front double casement
  • Thermo front opening
Technical Information

Building Connections

Section Drawings