Volume control dampers

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The multileaf dampers are suitable for the control and the adjust of the air flow in air conditioning or ventilation ducts.

Technical data

  • Frame in extruded aluminium
  • Aerofoil blades in extruded aluminium
  • Distance between blades 150 mm
  • External movement drive in galvanised steel
  • Bearings in nylon
  • Axes ø12 mm in galvanised steel
  • Lateral seal in flexible stainless steel AISI 301
  • Longitudinal seal into blades profile in special rubber
  • Pressure loss tested in accordance to ISO 7244
  • Acoustic data tested in accordance to UNI EN 25135


  • Manual drive CL-SRCR 11 up to 1,2 m² of surface
  • Manual drive CL-SRCR 12 over 1,2 m² of surface
  • Ongitudinal into blades profile in siliconical material
  • Axes ø18 mm in galvanised steel
  • Electric motor
  • Pneumatic motor double effect
  • Bearings in bronze


CL-DLT151A Series