SONORA – facade panel with high acoustic performance

SONORA is the first patented facade panel with an acoustic attenuation of RW 50.

It considerably reduces noise from outside and offers unparalleled acoustic insulation inside the building.

SONORA offers multiple architectural options with its glass, aluminium or steel finishes.


  • Tertiary buildings
  • Education
  • Hotels
  • Leisure
  • Services

Perfect silence!

SONORA is available from RW 47 up to RW 50.

Principle (CSTB no. 3076)

Watertight infill panel where the inner facing is always metallic (steel or aluminum)
Railing function
Different exterior claddings (glass, aluminium or steel finishes)
Mineral wool insulating material
Treated frame


New builds - Renovation work

Buildings: tertiary, residential, education, hotels, leisure, offices, healthcare, retail, public-access buildings and more.

4-sided bored system. Must be in accordance with the general recommendations (CSTB no. 3075).

SONORA can be added to traditional curtain wall horizontal frameworks, vertical frameworks and traditional joinery.


Up to 1500 x 3000 mm


  • Exterior facing: enamelled tempered glass, steel, aluminium or aluminium composite
  • Interior facing: steel
  • Patented acoustic envelope
  • Mineral wool insulation
  • Treated edge frame (rebate with sheet metal return, depending on fitting)
  • Plasterboard back veneer