Louver Dampers

NEWFAB custom Louver Dampers are designed to control gas flow by precise modulation, or completely stopping the flow.

Louver Damper Drawing

Available in a wide variety of custom-configurations, these dampers feature heavy duty, keyed linkages for increased durability, outboard ball bearings protected from high interior temperatures and permanently lubricating bronze bushings to reduce friction and wear.

Options include:

  • Shape (Round / Rectangular)
  • Blade Profile (Vertical / Horizontal)
  • Blade Function (Parallel / Opposed)
  • Material (Carbon (A36) / Stainless Steel (304L))
  • Seal Type (Standard Metal Seat (5%) / Tadpole (1%))
  • Actuation (Manual (handwheel) / Electric / Pneumatic)
  • Actuator Voltage (120VAC (1ph) / 480V (3ph))
  • Actuator Mode (ON-OFF (open/close) / 4-20mA modulating)

Other Features Include:

  • Outboard ball bearings
  • Bronze linkage bushings
  • Heavy duty linkages with keyed connections
  • Adjustable packing glands
  • Jamb seals

Upgraded Features Include:

  • High temperature graphite bearings
  • Resilient valve seats for tighter seal
  • Refractory linings to prevent heat loss
  • Extreme service alloys including alloy 330, 17-4 PH, Corten, abrasive resistant (AR) steel and many others

See Our Project Gallery

Call Us Today At 207-786-2446 or Contact Us By Email.

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