OBDDM
Steel Square or Rectangular Duct Mounted Damper
The OBDDM is a steel opposed blade damper operated by a flat-head screwdriver. This damper attaches inside the duct work behind the grille or register, and is useful for air balancing.
  • Duct Mounted Opposed Blade Damper
  • Steel Construction
  • Standard Finish is Mill
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OBDDM