Optimal isolation, slender supporting structure

VISS TVS is a highly insulated system with a Passivhaus certificate and is suitable for a wide range of applications in new or existing buildings. The panel sizes and infill element thicknesses are selected from the system modules to meet the structural engineering requirements and provide the most technically and economically suitable components. The proven sealing system can be combined with customised VISS and VISS Ixtra profiles or with ordinary steel and stainless steel supporting sections.

AB b viss TVS-V


Materials / surface finishes

  • Uncoated steel or hot-dip galvanised steel strip, suitable for powder-coating or stove-enamelling 
  • Cover profiles in aluminium and stainless steel 

Loadbearing constructions

  • VISS system profiles 
  • Designer profiles (Linea, Delta, Personal profiles) 

Construction types

  • Mullion-mullion-transom construction 
  • Mullion-transom-mullion construction 
  • Welded and/or push-fit construction 
  • Segmental glazing concave and convex 


  • Highly insulated; with Passivhaus certificate 
  • Structural glazing 
  • Easily connected to sunshades 
  • Windows and doors within curtain walls

technical features

  • Face widths 50 and 60 mm 
  • Installation depth 50 - 150 mm 
  • Infill element thickness 6 - 70 mm 

Test certificates

  • CE marking in accordance with EN 13830 
    • Coefficient of thermal transmittance Uf > 0.74 W/m2K
    • Airborne sound insulation Rw 47 db
    • Tightness against heavy rain class RE1200
    • Air permeability class AE
    • Resistance to wind load class 2 kN/m2
    • Impact resistance class E5/I5
  • CWCT test 
  • Flanking sound insulation vertical 62 dB, horizontal 59 dB 
  • Burglary protection RC 2-3
  • Bullet proofingFB4/NS
  • TRAV
  • Clamp connection AbZ Z-14.4-459
  • Mullion-transom connection AbZ Z-14.4-467
  • Avis Technique France