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870 High Impact Lamella Wall Board

A composite dry lining panel consisting of rock fibre lamella slab laminated to a reinforced cement building board. Particularly suitable for insulating the ceilings of car parks under offices or apartments.


  • Easy to cut and install.
  • Installing insulation and dry-lining in operation saves time.
  • High impact surface.

General information


1200 x 600 mm

Specification data

Product Reference

870 High Impact Lamella Wall Board

Rock fibre thickness

Insert thickness: 35–70 mm thicknesses available.

Standard product features


1200 x 600 mm.

Reinforced cement building board:

  • Density: 1400 kg/m³.
  • Thickness: 6 mm.
  • Thermal conductivity: 0.41 W/mK.
  • Surface spread of flame (BS 476-7): Class 1.
  • Surface spread of flame (England and Wales Approved Document B): Class O.

Rock fibre lamella:

  • Composition: High density slab manufactured from long rock fibres bonded with a high performance binder.
  • Thermal conductivity: 0.039 W/mK.
  • Fire rating (BS 476-4): Non-combustible.

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