Home > Companies > Rockfon > Rockfon® Mono® Acoustic, Suspended

Monolithic, acoustically rated system for ceilings and walls.

Features and benefits:

  • Suitable for ceilings and walls in new build or renovation projects.
  • The monolithic surface provides acoustic comfort and fire protection.
  • Non-demountable.
  • Comprised of a 40 mm stone wool panel, filler and render.
  • Can be flat or curved, and direct or suspended installation.
  • The white surface provides high light reflection and light diffusion, providing even light distribution and reducing the need for artificial light.
  • A seamless system that allows for easy integration of all services and the possibility to repair the surface.
  • Fully recyclable.
  • Stone wool provides no sustenance to microorganisms (tested in accordance with JIS Z 2801: 2000 and ASTM C 1338-96).

Recommended installation system:

TE edge detail: Rockfon® System Mono Acoustic™.


  • Office.
  • Education.
  • Leisure.
  • Retail.

Fire resistance:

Achieves up to 60 minutes in accordance with European test standards and national approvals. Contact manufacturer for fire resistance documentation.

Standard product features


40 mm.


6 kg/m².

Direct sound insulation (Rw, to ISO 140-3):

22 dB.

Surface finish:

  • Visible side: Seamless acoustic render.
  • Rear side: High performance membrane.


White (consult manufacturer for bespoke colour options).

Light reflection (to ISO 7724-2):


Light deflection:


Visual appearance (whiteness L value to ISO 7724):


Reaction to fire (to EN 13501-1):


Humidity and sag resistance:

  • Dimensionally stable, even at humidity levels of up to 100% RH.
  • No visible deflection in high humidity.


  • 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; manufacturer recommends cleaning the entire surface evenly.


Minimum suspension height:

  • Flecto TE Elegant Render: 40 mm.
  • TE Elegant Render: 90 mm.

Noise reduction coefficient (NRC):

TE Elegant Render: 0.90.

Sound absorption (to ISO 11654):

TE Elegant Render: αw: 0.95; Class A.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
25-85-45/150 Metal framed specialist wall lining system
20-10-10/150 Monolithic specialist suspended ceiling system

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® Mono® Acoustic, Suspended

Module size

[1200 x 1200 mm]
[1800 x 1200 mm]


[Flecto TE Elegant Render]
[TE Elegant Render]

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