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.

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Partager : 
Walraven France Eurl - ZA Technisud - 123 rue Hilaire de Chardonnet - 38030 Grenoble Cedex 2 (France) - Tél. +33 (0)4 56 52 62 90 - Fax +33 (0)4 56 52 62 92