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Stone wool frameless acoustic wall panel.

Features and benefits:

  • Class A sound absorption and Class A1 fire safety.
  • Aesthetically pleasing and attractive to the visible side, with a smooth, deep matt fleece.
  • Offers high sound absorption, light reflection and light diffusion.
  • Anti-static, which helps to extend the product lifetime.
  • Enhanced durability and dirt resistance.
  • Available in a variety of shaped formats and an unlimited colour range using NCS.
  • Easy to clean with a damp cloth or vacuum cleaner.
  • Quick and easy to install with the included wall fixing kit, which allows for the panel to be installed at different distances from the wall, creating interesting patterns.
  • Hygienic; stone wool provides no sustenance to micro-organisms.
  • Includes durable, painted edges.
  • Can be fully recycled.


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

  • Offices.
  • Reception areas.
  • Leisure.
  • Retail.

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

Standard product features


40 mm.

Surface finish:

  • Visible side: Smooth, deep matt, white painted fleece (other colours are available).
  • Rear side: Back fleece.

Sound absorption:

Class A.

Reaction to fire:

  • All module types (except 2360 x 1160 mm rectangle): Class A1.
  • 2360 x 1160 mm rectangle: A2‑s1,d0.

Humidity and sag resistance:

Dimensionally stable, even at humidity levels of up to 90% RH.

Light reflection and light diffusion (white):

  • Reflection: Visible side: 87%; rear side: 79%.
  • Diffusion: >99%.

Wet scrub resistance:

To EN ISO 11998: 2007: Class 1.


  • Vacuum: The surface can be vacuum cleaned with a soft brush attachment.
  • Damp cloth: The surface can be cleaned using a damp cloth or sponge with a slightly alkaline detergent (pH between 7 and 9) without alcohol, ammonia or chlorine (this may render the surface slightly shinier, so a thorough clean is recommended).

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-80-40/400 Sound attenuators

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 Eclipse® Wall Panel

Module type

800 mm or 1160 mm diameter. Insert requirement.
1760 x 1160 mm.
800 x 800 mm or 1160 x 1160 mm. Insert requirement.
1760 x 1160 mm.
1760 x 1160 mm or 2360 x 1160 mm. Insert requirement.
1160 x 1160 mm.
800 x 800 mm or 1160 x 1160 mm. Insert requirement.


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Manufacturer details

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