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Acoustic metal tile with a 20 mm stone wool core, comprising a perforated, white painted metal surface with a 10 mm plain border with a fleece backing.

Available in a range of formats including clip-in concealed, semi-concealed and visible grid options with perforated surfaces.

Features and benefits:

  • Class A sound absorption and Class A1 fire safety from the factory-installed stone wool core which is retained by its unique tab for quick and reliable installation.
  • High light reflection and light diffusion.
  • Aesthetically pleasing with an attractive metal surface.
  • Hygienic; coated metal and stone wool provide no sustenance to micro-organisms.
  • Can be fully recycled.
  • Can be cleaned with a vacuum and damp cloth.


Suitable for areas requiring where extra sound absorption and good design are required, including the following:

  • Offices (including open plan).
  • Receptions.
  • Canteens.
  • Corridors.
  • Showrooms.
  • Supermarkets.
  • Department stores.
  • Convention centres.

Recommended installation using the appropriate Rockfon® installation system; consult manufacturer for details.

Standard product features




  • AM15/ AM24/ EM15/ EM24: 20 mm.
  • DM - Clip-in: 25 mm.

Surface finish:

  • Visible side: Perforated, white painted metal surface with a 10 mm plain border.
  • Rear side: Back fleece.

Sound absorption:

Class A.

Reaction to fire:


Corrosion resistance:

To EN 13964: Class B.

Light reflection:

  • D1522 perforation: 71%.
  • R1511 perforation: 82%.


Size/ Design:

Other dimensions and perforation patterns are available on request; contact manufacturer for details.


For a full range of accessories, please contact manufacturer for details or refer to the relevant technical literature.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-80-40/330 Mineral fibre infill units

NBS Specification

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This product is associated with the following NBS clauses:

Product specification

An important note about specifying





+44 (0)208 2227457

Product reference

Rockfon® Metal™


[600 x 600 mm]
[1200 x 300 mm]
Only available with the EM15 edge and D1522 perforation combination.


[DM - Clip in]


[D1522 perforation]
[R1511 perforation]

Manufacturer details

14th Floor,
Chiswick Tower,
389 Chiswick High Road,
London, W4 4AL
Tel +44 (0)208 2227457
Fax +44 (0)208 2227458
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NBS National BIM Library