Pressure Releif Damper

Construction & Features

  • Frame: 16 Ga galvanized steel interlocking hat channel frame construction.
  •  Blades: Extruded aluminum construction.
  •  Finish: Mill finish.
  •  Seals: Vinyl blade seals mechanically locked into the blade.
  •  Bearings: Bronze bearing.
  •  Axles: Die cast aluminum.
  • Linkage: 12x3mm galvanized steel concealed in the channel frame.
  •  Mounting: Vertical & Horizontal.
  •  Air leakage with back pressure to EN 1751, class 4.
  •  Maximum differential pressure: 5000 Pa.
  •  Differential pressure can be adjusted from 50 – 1000 Pa (B > 600 mm: 600 Pa max.).
  •  Blades made of aluminium; casing made of galvanized steel.
  •  Blades open when the maximum differential pressure is exceeded and close automatically when
    the pressure drops.
  •  Robust, maintenance-free construction.
  •  Available in standard sizes and many intermediate sizes.
  •  Operating temperature 0 to 80 °C.

Product Details provided with Optional Selection