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Stone wool frameless acoustic ceiling baffles.

Features and benefits:

  • Class A sound absorption and Class A1 fire safety.
  • Aesthetically pleasing and attractive to the visible side, with a smooth, matt fleece.
  • Can be used alone, or to enhance the sound absorption of an existing ceiling.
  • Quick and easy to install; anchor points are integrated during production.
  • Easy to clean with a vacuum cleaner.
  • Hygienic; stone wool provides no sustenance to micro-organisms.
  • Includes bevelled and painted edges.
  • Can be fully recycled.


Suited for enhancing acoustics in thermal mass areas or for use where frequent and unhindered access to services is required, including:

  • Education.
  • Retail.
  • Healthcare.
  • Industry.
  • Office.
  • Leisure.

To be installed using the Rockfon® System Contour Ac Baffle™ installation system. Not suitable for use in swimming pools or outdoors – consult manufacturer for details.

Related literature

The following content references this product:

Standard product features


50 mm.

Surface finish:

Visible side: Smooth, matt white, painted fleece.

Sound absorption:

Class A.

Reaction to fire:

Class A1.

Humidity and sag resistance:

Dimensionally stable, even at humidity levels of up to 100% RH.

Light reflection:



The surface can be vacuum cleaned with a soft brush attachment.

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

NBS Buliding logo
This product is associated with the following NBS clauses:

Product specification

An important note about specifying





+44 (0)208 2227457

Product reference

Rockfon Contour®

Module size

[1200 x 300 mm]
2.3 kg.
[1200 x 600 mm]
4.6 kg.



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