VISS TVS vertical

Modular mullion/transom façade system made from steel with a wide range of design options

Be it a newbuild, conversion or renovation, the modular VISS steel system for thermally insulated mullion/transom constructions stands out as the optimum components from a technical and economical perspective can be selected for each project from the modular system, irrespective of the size.

With narrow profile face widths and different basic depths, the room-side load-bearing structure of the façade units can be designed in a variety of ways and with good light penetration.

  • Narrow face widths of 50 and 60 mm
  • Optimised statics due to high-strength profiles
  • Variety of options for façade design with wide range of aluminium cover caps
  • Highly thermally insulated
  • CE-compliant; also suitable for safety barrier loading on request
  • Tested to British CWCT (Centre for Window and Cladding Technology) standards
Min. face width
50 mm
Max. glass/panel thickness
70 mm
Uf value of frame (≥)
1.2 W/(m²·K)
Max. sound reduction index Rwp
47 dB(A)
Air permeability
AE
Watertightness
RE 1200
Burglar resistance
Up to RC4
CE marking
Yes
Min.-max. glass/panel thickness
6...70 mm
Surface finishes
RAL, Powder, Paint
Drainage levels
2
Suitable for safety barrier loading
Yes
Colour-independent
Yes
Certificates
EPD
Max. weight
1800 kg
Impact resistance
Class 5
Bullet resistance
Up to FB 6
Min. basic depth of mullion
50 mm
Max. basic depth of mullion
280 mm
Min.-max. basic depth of mullion
50...280 mm
Min. glass/panel thickness
6 mm
Max. glass/infill weight
1800 kg
Installation angle
0-15 °
Polygon façade angle
15 °
Recyclable
Yes
Standards
EN ISO 10077, DIN EN 13830, EN 1522
CWCT certified
Yes
Building authority approval
Yes
Min.-max. face width
50...60 mm

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