4″ x 25′ F114 Insulated Flex Duct (Black Jacket)
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Designed for high-pressure applications, air duct connectors utilize either a multi-ply metalized/polyester laminate encapsulating a high carbon steel wire helix or corrugated aluminum for maximum strength and durability.
Overview
- Brand : Hart and Cooley
Features:
- Black polyethylene jacket
- Double-ply black polyester core
- R-4.2 formaldehyde-free insulation
- UL listed
- Boxed or bagged (FB series)
