Sonafold Folding Doors  


The Sonafold insulated folding door is ideally suited to the closure of internal or external openings where a reduction in noise transmission is required. Its flat faced robust construction renders it capable of with standing severe wind conditions whilst maintaining a high aesthetic appearance. They have been provided on many power stations worldwide where they enhance the acoustic envelope of buildings such as turbine halls.

  • Acoustic performance sound reduction index Rw of 28 dB
  • Weight as laid (per m2) 55 kgs per m2
  • Finish/effect/texture Galvanised as standard
  • Colour(s) Polyester powder coating to a range of standard RAL colours is available at extra cost.

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