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3 in. x 8 ft. Semi Rigid Flexible Aluminum Ducting

SKU: 620189

  • Flexible aluminum ducting
  • This Class 0, non-combustible duct is constructed of a special aluminum alloy that prevents corrosion and metal fatigue
  • The machine fabrication produces a continuous lock seam that permits the duct to be pulled open, compressed, bent, and re-bent without developing leakage
  • Semi rigid but flexible for easy installation
  • Holds shape for improved airflow
  • Fire resistant material
  • 3 in. diameter for general purpose venting
  • 3 in. x 8'
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