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Stone wool tile with a smooth, deep matt, super white painted fleece and aluminium composite visible surface, and a fleece backing.

Features and benefits:

  • High light reflection and light diffusion, which contributes to energy saving and a bright environment.
  • Aesthetically pleasing and attractive to the visible side, with a smooth, deep matt fleece.
  • The super white surface provides visual continuity with the entire Rockfon Blanka® product range.
  • Enhanced durability and dirt resistance.
  • Hygienic; stone wool provides no sustenance to micro-organisms.
  • Humidity and sag resistant.
  • Includes durable, painted edges.
  • A-edge tile available in a range of dimensions.
  • The stone wool core is recyclable.
  • Can be cleaned with a vacuum and damp cloth.


Suitable for areas requiring sound reflection to promote speech intelligibility, including the following:

  • Offices.
  • Auditoriums.
  • Classrooms.
  • Music rooms.
  • Concert halls.

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

Standard product features


White (L value: 94.5).


20 mm.


3.4 kg/m².

Surface finish:

  • Visible side: Smooth, deep matt, white painted fleece.
  • Rear side: Back fleece.

Sound absorption:

Class E.

Reaction to fire:


Humidity and sag resistance:

Up to 100% RH.

Light reflection and light diffusion (white):

  • Reflection: 87%.
  • Diffusion: >99%.

Wet scrub resistance:

To EN ISO 11998: 2007: Class 1.

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 Blanka® Bas


[600 x 600 mm]
[1200 x 600 mm]



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