Copyright RetroZone inc.2020 

SCD-57 Commercial Rectangular
Mechanical Dampers

Starting at $259.00

Starting at $259 with motor. 

SCD- 57 series Commercial Rectangular Mechanical Dampers, Heavy duty galvanized, Aluminum, or Stainless Steel Construction.  Call factory for pricing and information, as many options are available, including:

Single Blade construction
Opposed Blade construction
Parallel “Shutter” blade construction
Available with no Motor
Available with any Belimo Motor
Low Leak Options

Rugged commercial series galvanized, aluminum. or stainless steel dampers at great prices!  These dampers feature a standard 5" wide galvanized frame and  blade system with quality bronze commercial linkages, and  many options. 

The SCD-57 Series commercial dampers feature  extra rigid damper housings.  
See options below.
  • Polyurethane Foam Blade Seal

  • Flexible Stainless Steel Jamb Seal

  • Nylon Bushings.

  • Stainless Steel Bushings

  • All Stainless Steel Hardware

  • Tack Welded Hardware..

  • Vertical Blade Construction

  • 1 .%" Flange (Around Frame)                                                         

  • Six (6) Inch Blade Width

  • Right Angle Mixing Damper with Internal linkage

  • Right Angle Mixing Damper with External Linkage                   .

  • Face & Bypass with Vertical Internal Linkage

  • Face & Bypass with Vertical External Linkage                   .

  • Face & Bypass with Horizontal Internal Linkage

  • Galvanized Sleeve

  • Jackshafting                                                                                      

  • .080 Aluminum Construction

  •      (maximum 24" wide with jamb seals - 48" wide without jam

  •       seals  aII multi-section units must have Jackshafts)

  • 304 2b Stainless Steel Construction

The construction of this ultra heavy duty damper prevents jamming or binding, even if installed in warped duct.  Heavy duty low leakage seal kits are are available on the SCD-57 series, including stainless steel side wiper seals for ultra low leakage. 

Application: Use on a system up to 4" static pressure.

Motors: Buy without motors, or with full line Belimo Motors


Application: Use on a system up to 4" static pressure.
Odd sizes can be made, and usually take 3 - 4 weeks to ship.





SecurityMetrics for PCI Compliance, QSA, IDS, Penetration Testing, Forensics, and Vulnerability Assessment