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Sandwich panels Promistyl®

Promistyl®

Sandwich panels

Panels with hidden fixing


Panels with visible fixing


Promistyl® insulated sandwich panels with a core made of mineral wool

Technical Information

Promistyl® S

  •  Cover widths: 1000 mm (900 mm upon request)
  •  Insulating core material: mineral wool
  •  Insulation core available in eight thicknesses: from 60 mm to 300 mm
  •  Thermal transmittance Uc down to 0.215 W/m².K in thickness 200 mm
  •  Fire performance: A2 – s1, d0
  •  Thickness of prepainted steel facings: 0.63 mm (external), 0.50 mm (internal)
  •  Vertical or horizontal installation
  •  Hidden fixings

Promistyl®  V

  •  Cover widths: 1000 mm (900 and 1200 mm upon request)
  •  Insulating core material: mineral wool
  •  Insulation core available in eight thicknesses: from 60 mm to 300 mm
  •  Thermal transmittance Uc down to 0.215 W/m².K in thickness 200 mm
  •  Fire performance: A2 – s1, d0
  •  EI160, EI120, and EI180 fire resistances validated under certain conditions
  •  Thickness of prepainted steel facings: 0.63 mm (external), 0.50 mm (internal)
  •  Vertical or horizontal installation
  •  Visible fixings

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Fire resistant sandwich panels

Promistyl® is a range of insulated sandwich panels with a core made of mineral wool and two prepainted steel facings, available in the wide range of the Colorissime colour chart. The panels are available with visible (Promistyl® V) and hidden (Promistyl® S) fixings. The exterior facing is available in different finishes, including ribbed, micro-ribbed, and smooth.   

This insulated panel range complies with the fire resistance requirements of public and logistics buildings, but also provides an ideal solution for all types of buildings including industrial, retail, and commercial applications.


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ArcelorMittal Construction

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