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Gravity Damper

  • Installation in square or rectangular air ducts for air extraction because of overpressure.
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Description

  • The frame is made by galvanized sheet steel.
  • With blades made by anodized aluminium.
  • The blades in the length they have seals in rubber for noise reduction when the damper is closing.
  • If the damper has three or more blades then they are bridged for smoother operation.
  • The blades are parallel to the first mentioned dimension.

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