Concept System® 77 is a high insulating window system that meets elevated requirements regarding thermal insulation, stability and security. The unique concept of the system makes it perfectly suitable for triple glazing and CS 77 even achieved the demanding Swiss Minergie® component label.
To match the different building types, the system is available in a variety of aesthetic styles: Functional (comes as standard), 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.
Values depending on glazing solution adopted but start at a U-factor of Values for U-factor of .17 and SHGC of .17 for a fixed window, U-factor of .30 and SHGC of .13 for a casement window,
Air Tightness EN 1026 EN 12207 Maximum Class 4 (600Pa)
Water Tightness EN1027, EN12208 Class 9A (out of 10) 600Pa
Wind Load Resistance EN12211, EN12210 max test pressure Class 4 (out of 5)
Wind Load Resistance to frame deflection EN12211, EN12210 max test pressure Class C (out of 3)