Extruded Aluminum Backdraft Damper


Extruded Aluminum Backdraft Damper Standard Materials and Construction

  • FRAME: .081″ and .125” thick (nominal) 6063-T52/T6 extruded aluminum alloy. 1″ x 4″ x 1″ channel frame on all sides.
  • BLADES: .081″ thick (nominal) 6063-T52/T6 extruded aluminum alloy, designed for strength and low leakage with overlapping edges.
  • AXELS: ½” dia. extruded aluminum pin-lock design.
  • BLADE SEALS: Silicone rubber off-set leg at blade edges. None at jambs.
  • BEARINGS: Celcon bearing material so that there will be no metal to metal friction.
  • LINKAGE: Face mounted in the airstream.
  • FINISH: Mill standard, optional finishes available.
  • TEMP. LIMITS: -40°F to +190°F