Industrial Single Blade Round Control Damper


Industrial Single Blade Round Control Damper Standard Materials and Construction

  • FRAME: Fabricated steel channel. Channel depth equal to blade diameter of 10” and less.
  • BLADE: Single thickness with reinforcing gussets welded to blade parallel to air flow as required.
  • SHAFT: Plated steel continuous length welded to blade.
  • BEARINGS: Sintered stainless steel flanged sleeve, pressed into the frame.
  • STOP: ¼” x ¼” metal bar for sizes up to 12” dia. ¼” x ½” metal bar above 12” dia. to 48” dia. Shall be welded to interior perimeter of sleeve.
  • OPERATOR: Extended shaft 6” long beyond frame flanges.
  • FINISH: Mill, galvanized with zinc rich touch up.
  • TEMP. LIMIT: 250°F Consult the factory for temperature limits over 250°F