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RSCD Round Control Damper, Double Skin Blade, Low Leakage

Alumavent Model RSCD true-round, low-leakage control damper features a rugged double skin blade suitable for use in all types of low to medium velocity/pressure round ductwork applications and is ideal for 2-position or modulating electric actuator (actuator optional) operation or for manual balancing (with optional locking hand quadrant). Casing is beaded, as well as externally reinforced on larger sizes, to ensure rigidity. Double skin blade with encapsulated blade seal provides tight shut off when closed.

Frame: 16 ga. galvanized steel with stiffening beads, welded construction. External reinforcing rings on larger sizes.

Blades: 2 x 22 ga. galvanized steel, riveted together (equivalent to 16 ga.).

Axle: 3/8" (10 mm) square bar, plated steel.

Blade Seal: EPDM rubber seal encapsulated between blades.

Drive Shaft: 3/8" (10 mm) plated steel square bar, extendable to 6" (152 mm).

Bearings: 3/8” (10 mm) square, moulded synthetic , press-fit into frame.

Finish: Mill galvanized.

 Available sizes: 4" (102 mm) through 24" (610 mm) diameter  

  • Factory Mounted Actuator
  • Manual Locking Hand Quadrant
  • Flanged Ends for connecting to flanged duct
  • Stainless Steel Construction