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UL 181 Foil Duct

Builder's Best 110224 UL 181 Flexible Foil Ventilation Duct, 4" x 8'

  • $7.99

  • Metalized Polyester Foil
  • UL 181, Class 1 air connector label
  • Steel wire support
  • Airtight construction and smooth inner core
  • Tear and puncture resistant

WARNING: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to

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