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Flexible Ducting Photo with Andrew
Alpine AG-B4FLX7
7" x 25', R-4.2 Insulation, Flexible Ducting

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This flexible ducting is manufactured with a galvanized wire helix contained in continuous encapsulating layers of tough polyester film forming a smooth flowing, airtight inner core. The core is surrounded by a thick blanket of fiberglass insulation which is enveloped by a tear-resistant fiberglass scrim. Encasing the entire assembly is a tough, UV-inhibited polyethylene jacket, providing a durable outer vapor barrier.

Standard Features:

  • Maximum velocity: 6000 FPM
  • Maximum positive pressure: 10" W.C.
  • Maximum negative pressure: 1/2" W.C.
  • Operating temperature: -20 to 200°F (Intermittent) / -20 to 180°F (Continuous)
  • Minimum bend radius is equal to the diameter.
  • ETL Listed / Approved
  • Formaldehyde-free fiber glass insulation

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