Spiral duct vertical - fixed to concrete wall by cantilever arms

Solution generally used for:
  • Various spiral ducts in shafts.
  • EPDM lining provide noise insulation.
  • Duct close to wall.

Click on the numbers below to go to the online catalogue.

Share this: 
Walraven Iberia S.L.U. C/ Isaac Peral nº 14, 28939 Arroymolinos (Madrid) Tel. +34 91 126 65 26